Pfadt, R. E., & Burkhardt, C. C. (1971). Fundamentals of applied entomology (Second edition.). Macmillan.
Chicago Style (17th ed.) CitationPfadt, Robert E., and Christian C. Burkhardt. Fundamentals of Applied Entomology. Second edition. New York: Macmillan, 1971.
MLA (9th ed.) CitationPfadt, Robert E., and Christian C. Burkhardt. Fundamentals of Applied Entomology. Second edition. Macmillan, 1971.
Warning: These citations may not always be 100% accurate.