Anderson, S. H., Beiswenger, R. E., & Purdam, P. W. (1993). Environmental science (4th ed.). Macmillan.
Chicago Style (17th ed.) CitationAnderson, Stanley H., Ronald E. Beiswenger, and P Walton Purdam. Environmental Science. 4th ed. New York: Macmillan, 1993.
MLA (9th ed.) CitationAnderson, Stanley H., et al. Environmental Science. 4th ed. Macmillan, 1993.
Warning: These citations may not always be 100% accurate.