K. Greenland,
“Handwashing with soap : why it works and how to do it”. Sanitation and Hygiene Applied Research for Equity, SHARE, S.l., p. 4 p.; ill. .
K. K. Chang,
“Intensive village health improvement program in Taiwan, Republic of China”. International Development Research Centre (IDRC), Ottawa, Ont, Canada, p. 1 microfiche (2, 10 p.): tab.
UNICEF -New York, NY, US,
“Soap stories and toilet tales”. UNICEF, New York, NY, USA, p. 25 p.; ill.; photographs; drawings.