Oxfam, London School of Hygiene and Tropical Medicine. Ross Institute of Tropical Hygiene, & Pacey, A. (1978). Sanitation in developing countries. Wiley.
Chicago (17e ed.) BronvermeldingOxfam, London School of Hygiene and Tropical Medicine. Ross Institute of Tropical Hygiene, en Arnold Pacey. Sanitation in Developing Countries. Chichester [Eng. ] ; New York: Wiley, 1978.
MLA (8e ed.) BronvermeldingOxfam, et al. Sanitation in Developing Countries. Wiley, 1978.
Let op: Deze citaties zijn niet altijd 100% accuraat.