L. Burgers, Boot, M. T., and van Wijk-Sijbesma, C. A.,
Hygiene education in water supply and sanitation programmes : literature review with selected and annotated bibliography, vol. no. 27. The Hague, The Netherlands: IRC, 1988, p. xvi, 144 p. : ill., tab.
C. A. van Wijk-Sijbesma, Huizinga, B., and Hubley, J. H.,
“International course on low-cost water supply and sanitation : socio-cultural subjects”. IHE (International Institute for Infrastructural, Hydraulic and Environmental Engineering), Delft, The Netherlands, p. ca. 80 p.: ill., 1988.
M. W. Kirimbai, van Wijk-Sijbesma, C. A., and Pallangyo, E. A. N.,
“Tupate maji pamoja : integrated field manual on community participation and health education for MAJI, AFYA and MAENDELEO”. Tanzania, Office of the Prime Minister, Community Development Department, Morogoro, Tanzania, p. 81 p.: fig., 1988.