Ehrlich, R. J. (1971). Motu proprio matrimonia mixta: The development of Roman Catholic legislation with regard to mixed marriages, 1918-1970. Reformed world, 31(6), 265-274.
Cita Chicago Style (17a ed.)Ehrlich, Rudolf J. "Motu Proprio Matrimonia Mixta: The Development of Roman Catholic Legislation with Regard to Mixed Marriages, 1918-1970." Reformed World 31, no. 6 (1971): 265-274.
Cita MLA (9a ed.)Ehrlich, Rudolf J. "Motu Proprio Matrimonia Mixta: The Development of Roman Catholic Legislation with Regard to Mixed Marriages, 1918-1970." Reformed World, vol. 31, no. 6, 1971, pp. 265-274.
Precaución: Estas citas no son 100% exactas.