APA

Van Zeller H., . (1958). Approach to penance. New York: Sheed and Ward.

Chicago

Van Zeller Hubert, . 1958. Approach to penance. New York: Sheed and Ward.

Harvard

Van Zeller H., . (1958). Approach to penance. New York: Sheed and Ward.

MLA

Van Zeller Hubert, . Approach to penance. New York: Sheed and Ward. 1958.