APA-referens (7:e uppl.)

World Fertility Survey. (1978). The Colombia fertility survey, 1976: A summary of findings. International Statistical Institute.

Chicago-referens (17:e uppl.)

World Fertility Survey. The Colombia Fertility Survey, 1976: A Summary of Findings. The Hague: International Statistical Institute, 1978.

MLA-referens (8:e uppl.)

World Fertility Survey. The Colombia Fertility Survey, 1976: A Summary of Findings. International Statistical Institute, 1978.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.