Sterling, K. B. (1997). Biographical dictionary of American and Canadian naturalists and environmentalists. Greenwood Press.
Chicago Style (17th ed.) CitationSterling, Keir B. Biographical Dictionary of American and Canadian Naturalists and Environmentalists. Westport, Conn: Greenwood Press, 1997.
MLA (9th ed.) CitationSterling, Keir B. Biographical Dictionary of American and Canadian Naturalists and Environmentalists. Greenwood Press, 1997.
Warning: These citations may not always be 100% accurate.