APA引文

Irwin, K. L., Oberle, M. W., & Rosero Bixby, L. (1991). Screening practices for cervical and breast cáncer in Costa Rica.

Citación estilo Chicago

Irwin, Kathleen L., Mark W. Oberle, y Luis Rosero Bixby. Screening Practices for Cervical and Breast Cáncer in Costa Rica. 1991.

MLA引文

Irwin, Kathleen L., Mark W. Oberle, y Luis Rosero Bixby. Screening Practices for Cervical and Breast Cáncer in Costa Rica. 1991.

警告：这些引文格式不一定是100％准确.