Smith, R. L. (1972). The ecology of man: An ecosystem approach. New York: Harper.
Chicago Style CitationSmith, Robert Leo. The Ecology of Man: An Ecosystem Approach. New York: Harper, 1972.
MLA CitationSmith, Robert Leo. The Ecology of Man: An Ecosystem Approach. New York: Harper, 1972.
Warning: These citations may not always be 100% accurate.