Brown, J. W., Lewis, R. B., & Harcleroad, F. F. (1977). AV instruction--technology, media, and methods (5th ed.). McGraw-Hill.
Chicago Style aipamenaBrown, James W., Richard Byrd Lewis, and Fred F. Harcleroad. AV Instruction--technology, Media, and Methods. 5th ed. New York: McGraw-Hill, 1977.
MLA aipamenaBrown, James W., et al. AV Instruction--technology, Media, and Methods. 5th ed. McGraw-Hill, 1977.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.