APA aipamena

Ramos-Alcocer, J. F. (2009). Unwanted teenage pregnancy, can it be prevented? UAT promotes awareness. Universidad Autónoma de Tamaulipas.

Chicago Style aipamena

Ramos-Alcocer, José Francisco. Unwanted Teenage Pregnancy, Can It Be Prevented? UAT Promotes Awareness. Universidad Autónoma de Tamaulipas, 2009.

MLA aipamena

Ramos-Alcocer, José Francisco. Unwanted Teenage Pregnancy, Can It Be Prevented? UAT Promotes Awareness. Universidad Autónoma de Tamaulipas, 2009.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.