Corbin, R. K., Blough, M., & Vander Beek, H. (1965). Guide to modern English. Scott Foresman.
Lua i Stíl Chicago (17ú heag.)Corbin, Richard K., Marguerite Blough, agus Howard Vander Beek. Guide to Modern English. Chicago: Scott Foresman, 1965.
Lua MLA (8ú heag.)Corbin, Richard K., et al. Guide to Modern English. Scott Foresman, 1965.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.