Corey, G., & Corey, C. Living and learning. Wadsworth.
Lua i Stíl Chicago (17ú heag.)Corey, Gerald, agus Cindy Corey. Living and Learning. Belmont: Wadsworth.
Lua MLA (9ú heag.)Corey, Gerald, agus Cindy Corey. Living and Learning. Wadsworth.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.