Elert, W., & Nagel, N. (1966). Eucharist and Church fellowship in the first four centuries. Concordia.
Cita Chicago Style (17a ed.)Elert, Werner, y N.E Nagel. Eucharist and Church Fellowship in the First Four Centuries. London: Concordia, 1966.
Cita MLA (9a ed.)Elert, Werner, y N.E Nagel. Eucharist and Church Fellowship in the First Four Centuries. Concordia, 1966.
Precaución: Estas citas no son 100% exactas.