Research, principles, and practices in visual communication. :
Contributing authors: J. Stacy Adams [and others] /
Edited by John Ball and Francis C. Byrnes.
APA Citation
National Project in Agricultural Communications. (1960). Research, principles, and practices in visual communication.: Contributing authors: J. Stacy Adams [and others]. [Washington]: Department of Audiovisual Instruction, National Education Association.
MLA Citation
National Project in Agricultural Communications. Research, Principles, And Practices In Visual Communication.: Contributing Authors: J. Stacy Adams [and Others]. [Washington]: Department of Audiovisual Instruction, National Education Association, 1960.