Gaer, J. (1963). What the great religions believe. Dodd, Mead.
Cita Chicago (17th ed.)Gaer, Joseph. What the Great Religions Believe. New York: Dodd, Mead, 1963.
Cita MLA (9th ed.)Gaer, Joseph. What the Great Religions Believe. Dodd, Mead, 1963.
Atenció: Aquestes cites poden no estar 100% correctes.