APA (7th ed.) Citation

Johnson, J. D., & Appel, D. N. (1984). Major oak diseases and their control. Texas Agricultural Extension Service, Texas A & M University System.

Chicago Style (17th ed.) Citation

Johnson, Jerral D., and David N. Appel. Major Oak Diseases and Their Control. College Station, Tex.: Texas Agricultural Extension Service, Texas A & M University System, 1984.

MLA (9th ed.) Citation

Johnson, Jerral D., and David N. Appel. Major Oak Diseases and Their Control. Texas Agricultural Extension Service, Texas A & M University System, 1984.