N.A.T.O. and N.S.F. Advanced Study Institute on Genetic Improvement for Disease and Insect Resistance of Forest Trees University Park, Pa., North Atlantic Treaty Organization, National Science Foundation (U.S.), Pennsylvania State University. School of Forest Resources, & Gerhold, H. D. (1966). Breeding pest-resistant trees: Proceedings. Symposium Publications Division, Pergamon Press.
Chicago Style (17th ed.) CitationN.A.T.O. and N.S.F. Advanced Study Institute on Genetic Improvement for Disease and Insect Resistance of Forest Trees University Park, Pa., North Atlantic Treaty Organization, National Science Foundation (U.S.), Pennsylvania State University. School of Forest Resources, and Henry D. Gerhold. Breeding Pest-resistant Trees: Proceedings. Oxford, New York: Symposium Publications Division, Pergamon Press, 1966.
MLA (8th ed.) CitationN.A.T.O. and N.S.F. Advanced Study Institute on Genetic Improvement for Disease and Insect Resistance of Forest Trees University Park, Pa., et al. Breeding Pest-resistant Trees: Proceedings. Symposium Publications Division, Pergamon Press, 1966.