APA (7th ed.) Citation

Mencken, H. L. (1949). The American language: An inquiry into the development of English in the United States (4. ed., corr., enl., and rewritten, 12. print.). 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., corr., enl., and rewritten, 12. print. New York: Knopf, 1949.

MLA (9th ed.) Citation

Mencken, Henry L. The American Language: An Inquiry into the Development of English in the United States. 4. ed., corr., enl., and rewritten, 12. print. Knopf, 1949.