APA (7e ed.) Bronvermelding

World Health Organization United Nations Environment Programme. (1991). Surface water drainage for low-income communities. World Health Organization in collaboration with the United Nations Environment Programme.

Chicago (17e ed.) Bronvermelding

World Health Organization United Nations Environment Programme. Surface Water Drainage for Low-income Communities. Geneva: World Health Organization in collaboration with the United Nations Environment Programme, 1991.

MLA (9e ed.) Bronvermelding

World Health Organization United Nations Environment Programme. Surface Water Drainage for Low-income Communities. World Health Organization in collaboration with the United Nations Environment Programme, 1991.