Shane, H. G., Ferris, F. K., & Keener, E. E. (1956). On the trail to good English. Laidlaw Bros..
Lua i Stíl Chicago (17ú heag.)Shane, Harold Gray, Florence K. Ferris, agus Edward E. Keener. On the Trail to Good English. [River Forest, Ill.]: Laidlaw Bros., 1956.
Lua MLA (8ú heag.)Shane, Harold Gray, et al. On the Trail to Good English. Laidlaw Bros., 1956.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.