APA (7th ed.) Citation

American Horticultural Society & Bigger, M. (1962). The peonies.

Chicago Style (17th ed.) Citation

American Horticultural Society and Myron Bigger. The Peonies. Washington, 1962.

MLA (9th ed.) Citation

American Horticultural Society and Myron Bigger. The Peonies. 1962.

Warning: These citations may not always be 100% accurate.