Dyfyniad APA

Ball, J., Byrnes, F. C., & Adams, J. S. (1960). Research, principles, and practices in visual communication. Department of Audiovisual Instruction National Education Association.

Dyfyniad Arddull Chicago

Ball, John, Francis C. Byrnes, and J. Stacy Adams. Research, Principles, and Practices in Visual Communication. Washington, D.C: Department of Audiovisual Instruction National Education Association, 1960.

Dyfyniad MLA

Ball, John, et al. Research, Principles, and Practices in Visual Communication. Department of Audiovisual Instruction National Education Association, 1960.

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