Cita APA (7a ed.)

Agustín, S., & Christopher, J. P. (1946). The first catechetical instruction (De catechizandis rudibus). The Newman Bookshop.

Cita Chicago Style (17a ed.)

Agustín, Santo, y Joseph P. Christopher. The First Catechetical Instruction (De Catechizandis Rudibus). Westminster (Maryland): The Newman Bookshop, 1946.

Cita MLA (9a ed.)

Agustín, Santo, y Joseph P. Christopher. The First Catechetical Instruction (De Catechizandis Rudibus). The Newman Bookshop, 1946.