APA

Clark W. H., . (1968). The Psychology of Religion. New York: Macmillán.

Chicago

Clark Walter Houston, . 1968. The Psychology of Religion. New York: Macmillán.

Harvard

Clark W. H., . (1968). The Psychology of Religion. New York: Macmillán.

MLA

Clark Walter Houston, . The Psychology of Religion. New York: Macmillán. 1968.