Lua APA (7ú heag.)

Ladd, E. C., & Bowman, K. H. (1999). Public opinion about abortion (2nd ed.). AEI Press.

Lua i Stíl Chicago (17ú heag.)

Ladd, Everett Carll, agus Karlyn H. Bowman. Public Opinion About Abortion. 2nd ed. Washington, D.C.: AEI Press, 1999.

Lua MLA (9ú heag.)

Ladd, Everett Carll, agus Karlyn H. Bowman. Public Opinion About Abortion. 2nd ed. AEI Press, 1999.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.