Caster, M. (1965). The structure of catechetics ([2d augm. ed.). Herder & Herder.
Cita Chicago Style (17a ed.)Caster, Marcel. The Structure of Catechetics. [2d augm. ed. New York]: Herder & Herder, 1965.
Cita MLA (8a ed.)Caster, Marcel. The Structure of Catechetics. [2d augm. ed. Herder & Herder, 1965.
Precaución: Estas citas no son 100% exactas.