Não informado. (1972). Current literature in family planning. Planned Parenthood Federation of America.
Lua i Stíl Chicago (17ú heag.)Não informado. Current Literature in Family Planning. New York: Planned Parenthood Federation of America, 1972.
Lua MLA (8ú heag.)Não informado. Current Literature in Family Planning. Planned Parenthood Federation of America, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.