APA aipamena

Heller, L. (1981). Emergencies in ginecology and obstretrics. Year Book Medical.

Chicago Style aipamena

Heller, Luz. Emergencies in Ginecology and Obstretrics. Year Book Medical, 1981.

MLA aipamena

Heller, Luz. Emergencies in Ginecology and Obstretrics. Year Book Medical, 1981.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.