APA aipamena

Hatcher A., R. (1997). The Essentials of Contraceptive Technology; A Handbook for Clinic Staff.

Chicago Style aipamena

Hatcher A., Robert. The Essentials of Contraceptive Technology; A Handbook for Clinic Staff. 1997.

MLA aipamena

Hatcher A., Robert. The Essentials of Contraceptive Technology; A Handbook for Clinic Staff. 1997.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.