APA (7th ed.) Citation

Mencken, H. L. (1992). The American language: An inquiry into the development of English in the United States (4. ed. and the 2 suppl., abridged, with annot. and new material.). Knopf.

Chicago Style (17th ed.) Citation

Mencken, Henry L. The American Language: An Inquiry into the Development of English in the United States. 4. ed. and the 2 suppl., abridged, with annot. and new material. New York: Knopf, 1992.

MLA (9th ed.) Citation

Mencken, Henry L. The American Language: An Inquiry into the Development of English in the United States. 4. ed. and the 2 suppl., abridged, with annot. and new material. Knopf, 1992.