World water, World Health Organization, & World Health Organization. Global Promotion and Cooperation for Water Supply and Sanitation Unit. (1981). The International Drinking Water Supply and Sanitation Decade directory. World water magazine in collaboration with the World Health Organization.
Chicago Style (17th ed.) CitationWorld water, World Health Organization, and World Health Organization. Global Promotion and Cooperation for Water Supply and Sanitation Unit. The International Drinking Water Supply and Sanitation Decade Directory. [London]: World water magazine in collaboration with the World Health Organization, 1981.
MLA (8th ed.) CitationWorld water, et al. The International Drinking Water Supply and Sanitation Decade Directory. World water magazine in collaboration with the World Health Organization, 1981.