APA (7th ed.) Citation

Gaum, C. G., Graves, H. F., & Hoffman, S. S. (1950). Report writing (3rd ed.). Prentice-Hall.

Chicago Style (17th ed.) Citation

Gaum, Carl G., Harold F. Graves, and S. S. Hoffman. Report Writing. 3rd ed. New York: Prentice-Hall, 1950.

MLA (9th ed.) Citation

Gaum, Carl G., et al. Report Writing. 3rd ed. Prentice-Hall, 1950.