Clarke, R. (1973). Ellen Swallow: The woman who founded ecology. Chicago: Follett Pub. Co.
Chicago Style CitationClarke, Robert. Ellen Swallow: The Woman Who Founded Ecology. Chicago: Follett Pub. Co, 1973.
MLA CitationClarke, Robert. Ellen Swallow: The Woman Who Founded Ecology. Chicago: Follett Pub. Co, 1973.
Warning: These citations may not always be 100% accurate.