Dale, E. (1948). Audio-visual methods in teaching. The Dryden Press.
芝加哥风格引文Dale, Edgar. Audio-visual Methods in Teaching. New York: The Dryden Press, 1948.
MLA引文Dale, Edgar. Audio-visual Methods in Teaching. The Dryden Press, 1948.
警告：这些引文格式不一定是100％准确.