APA (7th ed.) Citation

Davis, R. G., Greene, W. C., Packard, F. C., Schorere, m., & Fassett, F. G. (1943). Direct communication written and spoken. D.C. Heath and Company.

Chicago Style (17th ed.) Citation

Davis, Robert Gorham, William Chace Greene, Frederick Clifton Packard, mark Schorere, and Frederick Gardiner Fassett. Direct Communication Written and Spoken. Boston: D.C. Heath and Company, 1943.

MLA (9th ed.) Citation

Davis, Robert Gorham, et al. Direct Communication Written and Spoken. D.C. Heath and Company, 1943.