APA

Houle C. O., . (1964). Continuing your education. New York: McGraw-Hill Book Co.

Chicago

Houle Cyril Orvin, . 1964. Continuing your education. New York: McGraw-Hill Book Co.

Harvard

Houle C. O., . (1964). Continuing your education. New York: McGraw-Hill Book Co.

MLA

Houle Cyril Orvin, . Continuing your education. New York: McGraw-Hill Book Co. 1964.