Dyfyniad APA

Valenzuela, A. (1980). A resourcebook on guidance and counseling for voluntary surgical sterilization. Population Center Foundation.

Dyfyniad Arddull Chicago

Valenzuela, Amanda. A Resourcebook on Guidance and Counseling for Voluntary Surgical Sterilization. Manila: Population Center Foundation, 1980.

Dyfyniad MLA

Valenzuela, Amanda. A Resourcebook on Guidance and Counseling for Voluntary Surgical Sterilization. Population Center Foundation, 1980.

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