Gaya APA

Kirk, M, J, C. (1988). The spirituality of Isaac Thomas Hecker: reconciling the American character and the Catholic faith. . New York dsl: Garland.

Gaya MLA

Kirk, Martin, J.,, CMF. "The spirituality of Isaac Thomas Hecker: reconciling the American character and the Catholic faith. ". New York dsl: Garland, 1988. Buku.