APA

May R. [., . (1981). Freedom and destiny. New York: W.W. Norton Company.

Chicago

May Rollo [F], . 1981. Freedom and destiny. New York: W.W. Norton Company.

Harvard

May R. [., . (1981). Freedom and destiny. New York: W.W. Norton Company.

MLA

May Rollo [F], . Freedom and destiny. New York: W.W. Norton Company. 1981.