APA (7th ed.) Citation

Brown, C. A., & Correll, D. S. (1942). Ferns and fern allies of Louisiana. Louisiana state university press.

Chicago Style (17th ed.) Citation

Brown, Clair A., and Donovan Stewart Correll. Ferns and Fern Allies of Louisiana. Baton Rouge, La.: Louisiana state university press, 1942.

MLA (9th ed.) Citation

Brown, Clair A., and Donovan Stewart Correll. Ferns and Fern Allies of Louisiana. Louisiana state university press, 1942.