Harrington, W. L., & Harrington, C. J. (1904). A first book for non-English-speaking people. D.C. Heath & Co..
Lua i Stíl Chicago (17ú heag.)Harrington, Walter Leo, agus Catharine J. Harrington. A First Book for Non-English-speaking People. Boston : New York [etc.]: D.C. Heath & Co., 1904.
Lua MLA (8ú heag.)Harrington, Walter Leo, agus Catharine J. Harrington. A First Book for Non-English-speaking People. D.C. Heath & Co., 1904.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.