(1989). Legal and institutional factors affecting the implementation of the International Drinking Water Supply and Sanitation Decade. United Nations.
Chicago-Zitierstil (17. Ausg.)Legal and Institutional Factors Affecting the Implementation of the International Drinking Water Supply and Sanitation Decade. New York: United Nations, 1989.
MLA-Zitierstil (9. Ausg.)Legal and Institutional Factors Affecting the Implementation of the International Drinking Water Supply and Sanitation Decade. United Nations, 1989.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.