APA (7th ed.) Citation

Maxwell, W. H., Johnston, E. L., & Barnum, M. D. (1910). Speaking and writing. American Book Company.

Chicago Style (17th ed.) Citation

Maxwell, William H., Emma L. Johnston, and Madalene D. Barnum. Speaking and Writing. New York ; Cincinnati [etc.]: American Book Company, 1910.

MLA (8th ed.) Citation

Maxwell, William H., et al. Speaking and Writing. American Book Company, 1910.