APA (7th ed.) Citation

Coulter, J. M., Barnes, C. R., Cowles, H. C., Shull, C. A., & Fuller, G. D. (1930). A textbook of botany for colleges and universities. American book company.

Chicago Style (17th ed.) Citation

Coulter, John Merle, Charles Reid Barnes, Henry Chandler Cowles, Charles Albert Shull, and George Damon Fuller. A Textbook of Botany for Colleges and Universities. New York, Cincinnati [etc.]: American book company, 1930.

MLA (9th ed.) Citation

Coulter, John Merle, et al. A Textbook of Botany for Colleges and Universities. American book company, 1930.