Main Street

Grebstein, Sheldon N. Sinclair Lewis. New York: Twayne, 1962.

Lundquist, James. Sinclair Lewis. New York: Frederick Ungar, 1973.

Schorer, Mark. Sinclair Lewis: An American Life. New York: McGraw-Hill, 1961.

———, ed. Sinclair Lewis: A Collection of Critical Essays. Englewood Cliffs, New Jersey: Prentice-Hall, 1962.

Smith, Harrison, ed. From Main Street to Stockholm: Letters of Sinclair Lewis, 1919–1930. New York: Harcourt Brace, 1952.