Stroud, P. T. (1992). Thomas Say: New World naturalist. Philadelphia: University of Pennsylvania Press.
Chicago Style CitationStroud, Patricia Tyson. Thomas Say: New World Naturalist. Philadelphia: University of Pennsylvania Press, 1992.
MLA CitationStroud, Patricia Tyson. Thomas Say: New World Naturalist. Philadelphia: University of Pennsylvania Press, 1992.
Warning: These citations may not always be 100% accurate.