APA

Steffens L., . (1931). The autobiography of Lincoln Steffens. New York: Harcourt, Brace & World.

Chicago

Steffens Lincoln, . 1931. The autobiography of Lincoln Steffens. New York: Harcourt, Brace & World.

Harvard

Steffens L., . (1931). The autobiography of Lincoln Steffens. New York: Harcourt, Brace & World.

MLA

Steffens Lincoln, . The autobiography of Lincoln Steffens. New York: Harcourt, Brace & World. 1931.