Mayer, F. E., & Piepkorn, A. C. (1961). The religious bodies of America (4th ed.). Concordia Publishing House.
Cita Chicago Style (17a ed.)Mayer, Frederick Emanuel, y Arthur Carl Piepkorn. The Religious Bodies of America. 4th ed. Saint Louis (Missouri): Concordia Publishing House, 1961.
Cita MLA (9a ed.)Mayer, Frederick Emanuel, y Arthur Carl Piepkorn. The Religious Bodies of America. 4th ed. Concordia Publishing House, 1961.
Precaución: Estas citas no son 100% exactas.