Cita APA (7a ed.)

Hart, R. J. O. (2009). How Christian are you. Paulist Press.

Cita Chicago Style (17a ed.)

Hart, Richard J. OFMCap. How Christian Are You. NewYork/Mahwah: Paulist Press, 2009.

Cita MLA (9a ed.)

Hart, Richard J. OFMCap. How Christian Are You. Paulist Press, 2009.