Cita APA

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.

Chicago Style Citation

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.

Cita MLA

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.