APA

Van Zeller H., . (1960). Approach to monasticism. New York: Sheed and Ward.

Chicago

Van Zeller Hubert, . 1960. Approach to monasticism. New York: Sheed and Ward.

Harvard

Van Zeller H., . (1960). Approach to monasticism. New York: Sheed and Ward.

MLA

Van Zeller Hubert, . Approach to monasticism. New York: Sheed and Ward. 1960.