APA
Hoffman D.M, . (1966). The Life Within: The Prayer of Union. New York: Sheed and Ward.
Chicago
Hoffman D.M, . 1966. The Life Within: The Prayer of Union. New York: Sheed and Ward.
Harvard
Hoffman D.M, . (1966). The Life Within: The Prayer of Union. New York: Sheed and Ward.
MLA
Hoffman D.M, . The Life Within: The Prayer of Union. New York: Sheed and Ward. 1966.
