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| Chamberlain, A. F.: List of Articles on “Canadian English,” Dialect Notes, vol. i, p. 53. |
| Mencken, H. L.: Bibliography of American English (in The American Language, 1st ed.; New York, 1919). |
| Northrup, Clark S.: A Bibliography of the English and French Languages in America From 1894 to 1900, Dialect Notes, vol. ii, p. 151. |
| Sheldon, Edward S. (and others): Bibliography of American English, Dialect Notes, vol. i, p. 254. |
| Tucker, Gilbert M.: Bibliography of American English, Tr. Albany Institute for 1883, p. 358. |
| ——: The Bibliography of the Subject (in American English; New York, 1921). |
| ——(and others): Bibliography of American English, Dialect Notes, vol. i, p. 80. |