Cita APA (7th ed.)

Ward, T. (1971). Programmed instruction for theological education by extension (2ª ed.). Cameo.

Cita Chicago (17th ed.)

Ward, Ted. Programmed Instruction for Theological Education by Extension. 2ª ed. Cameo, 1971.

Cita MLA (9th ed.)

Ward, Ted. Programmed Instruction for Theological Education by Extension. 2ª ed. Cameo, 1971.