(1979). Improving social statistics in developing countries: Conceptual framework and methods. United Nations.
Chicago-Zitierstil (17. Ausg.)Improving Social Statistics in Developing Countries: Conceptual Framework and Methods. New York: United Nations, 1979.
MLA-Zitierstil (9. Ausg.)Improving Social Statistics in Developing Countries: Conceptual Framework and Methods. United Nations, 1979.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.