Springer, C. R. (1966). Christianity and rival religions. Fortress.
Cita Chicago Style (17a ed.)Springer, Charles R. Christianity and Rival Religions. Philadelphia: Fortress, 1966.
Cita MLA (9a ed.)Springer, Charles R. Christianity and Rival Religions. Fortress, 1966.
Precaución: Estas citas no son 100% exactas.