APA

Strommen M. P., . (1971). RESEARCH on religious development. New York: Hawthorn Books.

Chicago

Strommen M P, . 1971. RESEARCH on religious development. New York: Hawthorn Books.

Harvard

Strommen M. P., . (1971). RESEARCH on religious development. New York: Hawthorn Books.

MLA

Strommen M P, . RESEARCH on religious development. New York: Hawthorn Books. 1971.