Bulatao, R. A., & Casterline, J. B. (2001). Global fertility transition. Population Council.
Cita Chicago (17th ed.)Bulatao, Rodolfo A., i John B. Casterline. Global Fertility Transition. New York: Population Council, 2001.
Cita MLA (8th ed.)Bulatao, Rodolfo A., i John B. Casterline. Global Fertility Transition. Population Council, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.