Lange, E. de, “Learning in the field : how 22 communities improved their water management”, vol. no. 2. IRC, The Hague, The Netherlands, p. vi, 186 p., 1998.

Waegeningh, C.M. van and Lange, E. de, “Project concept paper for improved acces to WATSAN facililities within the context of integrated water management in the Chittagong Hill Tract Districts”. IRC, Dhaka, Bangladesh, p. 22 p., 1997.

Waegeningh, C.M. van and Lange, E. de, “Report of UNICEF/IRC mission and workshop with DPHE/CHTDB/UNICEF for preparing a project concept paper on improving access to safe watsan facilities in the context of integrated water management in the Chittagong Hill Tracts Districts Bangladesh”. IRC, The Hague, The Netherlands, p. 26 p. : fig., 1997.

Wijk-Sijbesma, C.A. van, Lange, E. de, and Saunders, D., “Gender aspects in the management of water”, Natural resources forum, pp. p. 91-103 : 3 fig., 3 tab., 1996.

Visscher, J.T., Lange, E. de, and Saunders, D., “Towards sustainable water resources management : sharing external support agency policies and practices : ESA support for integrated WRM”, in Water policy : allocation and management in practice : proceedings of International Conference on Water Policy, held at Cranfield University, 23-24 September 1996, 1996, pp. p. 301-308 : 1 box, 2 fig., 1 tab.

Lange, E. de, Manual for simple water quality analysis. Amsterdam, The Netherlands: International Water Tribunal Foundation, 1994, p. ca. 140 p.: ill.

Lange, E. de, Manual para análisis simple de la calidad del agua. Amsterdam, The Netherlands: S.n., 1994, p. 149 p. : tab., graphics.

Lange, E. de, Manual para el analisis simple de la calidad del agua. The Hague, The Netherlands: International Water Tribunal Foundation, 1994, p. ca. 150 p.: ill.

Lange, E. de, Manual pour l'analyse simple de la qualite d'eau. Amsterdam, The Netherlands: International Water Tribunal Foundation, 1994, p. ca. 150 p.: ill.