Brown, J. W., Lewis, R. B., & Harcleroad, F. F. (1969). AV instruction: Media and methods. McGraw-Hill.
Cita Chicago (17th ed.)Brown, James W., Richard Byrd Lewis, i Fred F. Harcleroad. AV Instruction: Media and Methods. New York: McGraw-Hill, 1969.
Cita MLA (9th ed.)Brown, James W., et al. AV Instruction: Media and Methods. McGraw-Hill, 1969.
Atenció: Aquestes cites poden no estar 100% correctes.