APA引文

Costello, M. A., & Madigan, F. C. (1979). Current fertility. Mindanao Center for Population Studies, Research Institute for Mindanao Culture, Xavier University.

Chicago Style (17th ed.) Citation

Costello, Michael A., and Francis C. Madigan. Current Fertility. Cagayan de Oro City: Mindanao Center for Population Studies, Research Institute for Mindanao Culture, Xavier University, 1979.

MLA引文

Costello, Michael A., and Francis C. Madigan. Current Fertility. Mindanao Center for Population Studies, Research Institute for Mindanao Culture, Xavier University, 1979.