APA (7th ed.) Citation

Johnson, J. D. (1991). Texas plant diseases handbook (1991 revised edition.). Texas Agricultural Extension Service, Texas A & M University System.

Chicago Style (17th ed.) Citation

Johnson, Jerral D. Texas Plant Diseases Handbook. 1991 revised edition. College Station, Texas: Texas Agricultural Extension Service, Texas A & M University System, 1991.

MLA (9th ed.) Citation

Johnson, Jerral D. Texas Plant Diseases Handbook. 1991 revised edition. Texas Agricultural Extension Service, Texas A & M University System, 1991.