APA (7th ed.) Citation

Tehon, L. R. (1942). Fieldbook of native Illinois shrubs. Natural History Survey Division.

Chicago Style (17th ed.) Citation

Tehon, L. R. Fieldbook of Native Illinois Shrubs. Urbana: Natural History Survey Division, 1942.

MLA (9th ed.) Citation

Tehon, L. R. Fieldbook of Native Illinois Shrubs. Natural History Survey Division, 1942.

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