APA-viite (7. p.)
McKown, H. C., & Roberts, A. B. (1940). Audio-visual aids to instruction: By Harry C. McKown and Alvin B. Roberts. McGraw-Hill.
Chicago-viite (17. p.)
McKown, Harry Charles, ja Alvin B. Roberts. Audio-visual Aids to Instruction: By Harry C. McKown and Alvin B. Roberts. New York, London: McGraw-Hill, 1940.
MLA-viite (9. p.)
McKown, Harry Charles, ja Alvin B. Roberts. Audio-visual Aids to Instruction: By Harry C. McKown and Alvin B. Roberts. McGraw-Hill, 1940.
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