Wennberg, R. N. (1985). Life in the balance: Exploring the abortion controversy. Eerdmans.
Lua i Stíl Chicago (17ú heag.)Wennberg, Robert N. Life in the Balance: Exploring the Abortion Controversy. Grand Rapids, Mich.: Eerdmans, 1985.
Lua MLA (9ú heag.)Wennberg, Robert N. Life in the Balance: Exploring the Abortion Controversy. Eerdmans, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.