APA

Cohen H. L., . (1922). Longer plays by modern author. New York: Harcourt, Brace and Co.

Chicago

Cohen Helen Louise, . 1922. Longer plays by modern author. New York: Harcourt, Brace and Co.

Harvard

Cohen H. L., . (1922). Longer plays by modern author. New York: Harcourt, Brace and Co.

MLA

Cohen Helen Louise, . Longer plays by modern author. New York: Harcourt, Brace and Co. 1922.