APA (7th ed.) Citation

Bergen, J. Y., & Davis, B. M. (1906). Principles of botany. Ginn & company.

Chicago Style (17th ed.) Citation

Bergen, Joseph Young, and Bradley M. Davis. Principles of Botany. Boston, New York [etc.]: Ginn & company, 1906.

MLA (9th ed.) Citation

Bergen, Joseph Young, and Bradley M. Davis. Principles of Botany. Ginn & company, 1906.