Crawford, H. S., & Jennings, D. T. (1982). Relationships of birds and spruce budworms: Literature review and annotated bibliography. [publisher not identified].
Chicago Style (17th ed.) CitationCrawford, Hewlette S., and Daniel T. Jennings. Relationships of Birds and Spruce Budworms: Literature Review and Annotated Bibliography. Washington, D.C. : Forest Service, U.S. Dept. of Agriculture: [publisher not identified], 1982.
MLA (9th ed.) CitationCrawford, Hewlette S., and Daniel T. Jennings. Relationships of Birds and Spruce Budworms: Literature Review and Annotated Bibliography. [publisher not identified], 1982.
Warning: These citations may not always be 100% accurate.