Cita APA (7th ed.)
Ward, T., & Ward, M. (1970). Programmed instruction for theological education by extension. Erickson Hall.
Cita Chicago (17th ed.)
Ward, Ted, i Margaret Ward. Programmed Instruction for Theological Education by Extension. Michigan: Erickson Hall, 1970.
Cita MLA (9th ed.)
Ward, Ted, i Margaret Ward. Programmed Instruction for Theological Education by Extension. Erickson Hall, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.