Shimanuki, H., & Knox, D. A. (1991). Diagnosis of honey bee diseases. USDA.
Chicago Style (17th ed.) CitationShimanuki, Hachiro, and David A. Knox. Diagnosis of Honey Bee Diseases. Springfield: USDA, 1991.
MLA (9th ed.) CitationShimanuki, Hachiro, and David A. Knox. Diagnosis of Honey Bee Diseases. USDA, 1991.