APA način citiranja

Rosero Bixby, L., Oberle, M. W., & Lee, N. C. (1987). Reproductive history and breast cancer in a population of high fertility, Costa Rica, 1984-85.

Čikaški stil citiranja

Rosero Bixby, Luis, Mark W. Oberle, i Nancy C. Lee. Reproductive History and Breast Cancer in a Population of High Fertility, Costa Rica, 1984-85. 1987.

MLA način citiranja

Rosero Bixby, Luis, Mark W. Oberle, i Nancy C. Lee. Reproductive History and Breast Cancer in a Population of High Fertility, Costa Rica, 1984-85. 1987.