Não informado. (1980). Postgraduate Obstetrics & Gynecology. Postgraduate Obstetrics & Gynecology.
Lua i Stíl Chicago (17ú heag.)Não informado. Postgraduate Obstetrics & Gynecology. Philadelphia, Pa: Postgraduate Obstetrics & Gynecology, 1980.
Lua MLA (8ú heag.)Não informado. Postgraduate Obstetrics & Gynecology. Postgraduate Obstetrics & Gynecology, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.