APA (7e ed.) Bronvermelding

Williams, M. K. (1972). Abortion: A collision of rights. National Catholic News Service.

Chicago (17e ed.) Bronvermelding

Williams, Mary Kay. Abortion: A Collision of Rights. Washington, D.C.: National Catholic News Service, 1972.

MLA (8e ed.) Bronvermelding

Williams, Mary Kay. Abortion: A Collision of Rights. National Catholic News Service, 1972.