APA (7th ed.) Citation

Mencken, H. L. (1977). The new Mencken letters. Dial Press.

Chicago Style (17th ed.) Citation

Mencken, Henry L. The New Mencken Letters. New York: Dial Press, 1977.

MLA (9th ed.) Citation

Mencken, Henry L. The New Mencken Letters. Dial Press, 1977.