Bolt, E., Shordt, K., and Krukkert, I.J., “School Sanitation and Hygiene Education: Results from the assessment of a 6-country pilot project”. p. 48, 2006.

Bolt, E., “Personal hygiene behaviour”. Water and Environmental Health at London and Loughborough (WELL), Loughborough, UK, p. ca. 4 p. : boxes, fig., tab., 2005.

Bolt, E., “Are changes in hygiene behaviour sustained?”, Waterlines, an international journal of water, sanitation and waste, pp. p. 2-3 : 1 fig., 1 photogr., 2004.

Bolt, E. and Cairncross, S., “Sustainability of hygiene behaviour and the effectiveness of change interventions. Booklet 1. Lessons learned on research methodologies and research implementation from a multi-country research study”. IRC, Delft, The Netherlands, p. 70 p., 2004.

Bolt, E., Postma, L., and Karanja, B., “Measuring the effectiveness of hygiene promotion interventions”, in Towards the millennium development goals - actions for water and environmental sanitation : proceedings of the 29th WEDC conference, Abuja, Nigeria, 2003, Loughborough, UK, 2003, pp. P. 6-8.

Lammerink, M.P. and Bolt, E., “Supporting community management : a manual for training in community management in the water and sanitation sector ”, vol. no. 34. IRC, Delft, The Netherlands, p. vi, 113 p., 2003.

Bolt, E. and Fonseca, C., Como apoyar la gestion comunitaria de sistemas de abastecimiento de agua : guias para administradores, vol. no. 37. Delft, The Netherlands: IRC, 2002, p. 149 p. : 5 fig., photogr., 9 tab.

Bolt, E. and Fonseca, C., How to support community management of water supplies : guidelines for managers, vol. no. 37. Delft, The Netherlands: IRC, 2002, p. 144 p. : 5 fig., photogr., 9 tab.

Bolt, E. and Fonseca, C., Que no pare de trabajar : un manual de campo en apoyo a la gestion comunitaria en sistemas de abastecimiento de agua en zonas rurales, vol. no. 36. Cali, Colombia: CINARA, 2002, p. 187 p. : boxes, ill.

Bolt, E. and Fonseca, C., Keep it working : a field manual to support community management of rural water supplies, vol. no. 36. Delft, The Netherlands: IRC, 2001, p. 172 p. : boxes, ill.

Bolt, E. and Fonseca, C., Pour un service continu : un manuel d'appui a la gestion communautaire de l'approvisionnement en eau en milieu rural, vol. no. 36. Delft, The Netherlands: IRC, 2001, p. 182 p. : boxes, ill.

Bolt, E., “Reducing wastewater problems in low-income semi-urban communities in Kathmandu Valley”, in Ecosan : closing the loop in wastewater management and sanitation : proceedings of the international symposium, 30-31 October 2000, Bonn, Germany, 2001, pp. P. 216-225 : 2 fig.

Bolt, E. and IRC International Water and Sanitation Centre, The Hague, NL, “Support to DGIS sector policy development : report on the rural water and sanitation workshop public private partnerships for community water supply and sanitation : a learning event of the Infrastructure forum, Washington DC, May 8-10, 2001”. IRC, Delft, The Netherlands, p. 14 p., 2001.

Bolt, E., “Sustainability of changes in hygiene behaviour : progress report no. 1 : December 2000 - June 2001”. IRC, Delft, The Netherlands, p. 6 p., 2001.

Bolt, E., Snel, M., and Postma, L., “Challenges facing school sanitation and hygiene education from the perspective of the school teacher”, Waterlines, an international journal of water, sanitation and waste, pp. p. 25-28 : 3 photogr., 2000.

Lammerink, M., Bury, P.J., and Bolt, E., “An introduction to participatory action development (PAD)”, in Community water management, 1999, pp. P. 29-33 : 1 fig.

Bolt, E. and Haitsma , M., Over water gesproken : lessen over water voor volwassenen : docentenhandleiding. Utrecht, The Netherlands: Landelijk Steunpunt Educatie Molukkers, 1999, p. 69 p.

Bolt, E. and Haitsma , M., “Over water gesproken : lessen over water voor volwassenen : geluidscassette”. Landelijk Steunpunt Educatie Molukkers, Utrecht, The Netherlands, p. audio-cassette, 1999.

Bolt, E. and Haitsma , M., Over water gesproken : lessen over water voor volwassenen : tekst- en lesboek. Utrecht, The Netherlands: Landelijk Steunpunt Educatie Molukkers, 1999, p. 103 p. : boxes, ill., 2 maps.

Lammerink, M.P., Bolt, E., Jong, D. de, and Schouten, T., “Strengthening community water management”, in Community water management, 1999, pp. P. 21-28 : 2 boxes, 3 fig.

Bolt, E., Lammerink, M., and Bury, P.J., “Experimenting with the community : identifying sustainable solutions”, vol. no. 5. IRC, The Hague, The Netherlands, p. x, 30 p., 1998.

Bolt, E., Lammerink, M.P., and Bury, P.J., “Facilitating community discovery : getting to know about community management”, vol. no. 4. IRC, The Hague, The Netherlands, p. x, 91 p., 1998.

Bolt, E., Lammerink, M.P., and Bury, P.J., “The participatory action development approach : supporting community water management”, vol. no. 3. IRC, The Hague, The Netherlands, p. x, 37 p., 1998.

Bolt, E., Lammerink, M.P., and Bury, P.J., “Putting community management in place : four years of experience with improving water management in rural communities”, vol. no. 1. IRC, The Hague, The Netherlands, p. xii, 69 p., 1998.

Bolt, E., “Training of trainers on communication, mobilization and hygiene education skills : Hanoi, 9-20 February, 1998”. IRC, The Hague, The Netherlands, p. 10 p. + annexes (43 p.), 1998.