Whelan, R. (1992). Choices in childbearing: When does family planning become population control? Committee on Population and the Economy.
Chicago-Zitierstil (17. Ausg.)Whelan, Robert. Choices in Childbearing: When Does Family Planning Become Population Control? London: Committee on Population and the Economy, 1992.
MLA-Zitierstil (9. Ausg.)Whelan, Robert. Choices in Childbearing: When Does Family Planning Become Population Control? Committee on Population and the Economy, 1992.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.