Widder, K. R. (2003). Dr. James B Beard: The Beard Turfgrass Library Collection. Turfgrass Information Center, Michigan State University.
Chicago Style (17th ed.) CitationWidder, Keith R. Dr. James B Beard: The Beard Turfgrass Library Collection. East Lansing: Turfgrass Information Center, Michigan State University, 2003.
MLA (9th ed.) CitationWidder, Keith R. Dr. James B Beard: The Beard Turfgrass Library Collection. Turfgrass Information Center, Michigan State University, 2003.
Warning: These citations may not always be 100% accurate.