Colton, R. G., Davis, G. M., & Hanshaw, E. A. (1957). Living your English. D.C. Heath and Co..
Lua i Stíl Chicago (17ú heag.)Colton, Robert G., Grace M. Davis, agus Evelyn A. Hanshaw. Living Your English. Boston: D.C. Heath and Co., 1957.
Lua MLA (8ú heag.)Colton, Robert G., et al. Living Your English. D.C. Heath and Co., 1957.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.