APA (7th ed.) Citation

Coon, N. (1925). Practical violet culture. A. T. De la More company, inc..

Chicago Style (17th ed.) Citation

Coon, Nelson. Practical Violet Culture. New York: A. T. De la More company, inc., 1925.

MLA (9th ed.) Citation

Coon, Nelson. Practical Violet Culture. A. T. De la More company, inc., 1925.