APA (7th ed.) Citation

Campbell, J. H., & Helper, H. W. (1965). Dimensions in communication, readings. Wadsworth.

Chicago Style (17th ed.) Citation

Campbell, James H., and Hal W. Helper. Dimensions in Communication, Readings. Belmont, Calif: Wadsworth, 1965.

MLA (9th ed.) Citation

Campbell, James H., and Hal W. Helper. Dimensions in Communication, Readings. Wadsworth, 1965.