APA citiranje

Wittich, W. A., & Schuller, C. F. (1957). Audio-visual materials: Their nature and use (2nd ed.). Harper & Bros.,.

Chicago Style (17th ed.) Citation

Wittich, Walter A., and Charles Francis Schuller. Audio-visual Materials: Their Nature and Use. 2nd ed. New York: Harper & Bros.,, 1957.

MLA citiranje

Wittich, Walter A., and Charles Francis Schuller. Audio-visual Materials: Their Nature and Use. 2nd ed. Harper & Bros.,, 1957.