I. Verdonk,
“Primary health care and hygiene education and extension in Indonesia : a case study in Indramayu”, vol. 1989-368. Agricultural University Wageningen, Dept. of Environmental and Tropical Health, Wageningen, The Netherlands, p. v, 110 p.: map., tab., 1989.
N. L. I. W. A. C. O. - Rotterdam, Jakarta, I. D. Lestari Da, Jakarta, I. D. Waseco Tir, and Nijmegen, N. L. Royal Hask,
“Sanitation behaviour of children”. Small Towns Sanitation West Java Project, Project Office, Bandung, Indonesia, p. ii, 27 p., 1989.