Fisher, A. (1991). Handbook for family planning operations research design. Population Council.
Chicago-Zitierstil (17. Ausg.)Fisher, Andrew. Handbook for Family Planning Operations Research Design. New York, N.Y: Population Council, 1991.
MLA-Zitierstil (9. Ausg.)Fisher, Andrew. Handbook for Family Planning Operations Research Design. Population Council, 1991.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.