Gaya APA

Murphy, J, A, S. (1983). Freedom, commitment, fidelity, The moral and theological foundations for making a lifelong commitment with special regard to vowing. . Roma: PUG.

Gaya MLA

Murphy, Joseph, A.,, S.J.. "Freedom, commitment, fidelity, The moral and theological foundations for making a lifelong commitment with special regard to vowing. ". Roma: PUG, 1983. Buku.