| H.L. Mencken (18801956). The American Language. 1921. |
| |
| k. General |
| |
| Smith, L. Pearsall: The English Element in Foreign Languages, English, March, April, July, Aug., Sept., Oct., Nov., 1919. |
| Talbot, Winthrop: Teaching English to Aliens, a Bibliography of Text-books, Dictionaries and Glossaries, and Aids to Librarians; Washington, 1918. |
|
|