Cita APA

Caldwell, J. C. 1., Dopkowski, K., Duncan, W. G., & Gardiner, P. 1. (1973). The world fertility survey: Problems and possibilities. [Voorburg, The Netherlands]: [International Statistical Institute].

Citación estilo Chicago

Caldwell, John Charles 1928-, Kathleen Dopkowski, William G. Duncan, y Peter 1944- Gardiner. The World Fertility Survey: Problems and Possibilities. [Voorburg, The Netherlands]: [International Statistical Institute], 1973.

Cita MLA

Caldwell, John Charles 1928-, Kathleen Dopkowski, William G. Duncan, y Peter 1944- Gardiner. The World Fertility Survey: Problems and Possibilities. [Voorburg, The Netherlands]: [International Statistical Institute], 1973.