Kaufman, Peter B. Plants, people, and environment / by Peter B. Kaufman and J. Donald LaCroix - New York: Macmillan Publishing Co. Inc., 1979. - xii, 542p. ISBN: 0023621206 Subjects--Topical Terms: Human ecologyNatural resourcesPest controlSociology Dewey Class. No.: 301.31 / KAU/P