APA (7th ed.) Citation

Buell, M. F., & Cain, R. I. (1940). A key to woody plants: Based upon the flora if Itasca park, Minnesota. Burgess publishing co..

Chicago Style (17th ed.) Citation

Buell, Murray F., and Robert I. Cain. A Key to Woody Plants: Based upon the Flora If Itasca Park, Minnesota. Minneapolis, Minn.: Burgess publishing co., 1940.

MLA (9th ed.) Citation

Buell, Murray F., and Robert I. Cain. A Key to Woody Plants: Based upon the Flora If Itasca Park, Minnesota. Burgess publishing co., 1940.