Wingo, P. A. (1994). An epidemiologic approach to reproductive health. World Health Organization.
Lua i Stíl Chicago (17ú heag.)Wingo, Phyllis A. An Epidemiologic Approach to Reproductive Health. Geneva: World Health Organization, 1994.
Lua MLA (9ú heag.)Wingo, Phyllis A. An Epidemiologic Approach to Reproductive Health. World Health Organization, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.