APA (7th ed.) Citation

Chitwood, B. G., & Birchfield, W. (1956). Nematodes, their kinds and characteristics. State Plant Board of Florida.

Chicago Style (17th ed.) Citation

Chitwood, Benjamin Goodwin, and Wray Birchfield. Nematodes, Their Kinds and Characteristics. Gainesville: State Plant Board of Florida, 1956.

MLA (9th ed.) Citation

Chitwood, Benjamin Goodwin, and Wray Birchfield. Nematodes, Their Kinds and Characteristics. State Plant Board of Florida, 1956.