Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.