APA

Kerr W., . (1967). Tragedy and comedy. New York: Simon and Schuster.

Chicago

Kerr Walter, . 1967. Tragedy and comedy. New York: Simon and Schuster.

Harvard

Kerr W., . (1967). Tragedy and comedy. New York: Simon and Schuster.

MLA

Kerr Walter, . Tragedy and comedy. New York: Simon and Schuster. 1967.