APA (7th ed.) Citation

Smallwood, W. M., Reveley, I. L., & Bailey, G. A. (1920). Biology for high schools. Allyn and Bacon.

Chicago Style (17th ed.) Citation

Smallwood, William M., Ida L. Reveley, and Guy A. Bailey. Biology for High Schools. Boston: Allyn and Bacon, 1920.

MLA (8th ed.) Citation

Smallwood, William M., et al. Biology for High Schools. Allyn and Bacon, 1920.