Laemmlen, F. F., & Perry, S. (1979). Winter injuries to trees and shrubs in Michigan ([Revised].). Cooperative Extension Service, Michigan State University.
Chicago Style (17th ed.) CitationLaemmlen, Franklin F., and Sandra Perry. Winter Injuries to Trees and Shrubs in Michigan. [Revised]. [East Lansing, Mich.]: Cooperative Extension Service, Michigan State University, 1979.
MLA (9th ed.) CitationLaemmlen, Franklin F., and Sandra Perry. Winter Injuries to Trees and Shrubs in Michigan. [Revised]. Cooperative Extension Service, Michigan State University, 1979.
Warning: These citations may not always be 100% accurate.