APA (7th ed.) Citation

Barfield, B. J., & Gerber, J. F. (1979). Modification of the aerial environment of plants. American Society of Agricultural Engineers.

Chicago Style (17th ed.) Citation

Barfield, Billy J., and John Francis Gerber. Modification of the Aerial Environment of Plants. St. Joseph, Mich.: American Society of Agricultural Engineers, 1979.

MLA (9th ed.) Citation

Barfield, Billy J., and John Francis Gerber. Modification of the Aerial Environment of Plants. American Society of Agricultural Engineers, 1979.