Odum, Eugene P.. Fundamentals of ecology / Eugene P. Odum, Gary W. Barrett. - 5th ed / - New Delhi : Cengage Learning , 2005, rep. 2012. - xviii,598p. : figure ; 24cm . ISBN: 9788131500200 RS599.00 Subjects--Index Terms: ECOLOGY Dewey Class. No.: 577 / ODU/F