APA

Philip S. Keane, . (1977). Sexual Morality: A Catholic Perspective. : Paulist Press.

Chicago

Philip S. Keane, . 1977. Sexual Morality: A Catholic Perspective. : Paulist Press.

Harvard

Philip S. Keane, . (1977). Sexual Morality: A Catholic Perspective. : Paulist Press.

MLA

Philip S. Keane, . Sexual Morality: A Catholic Perspective. : Paulist Press. 1977.