Odum, Eugene P. Fundamentals of ecology / Eugene P. Odum and Gary W. Barrett - 5th ed. - New Delhi : Cengage Learning, 2005. - xviii, 598 p. : ill. Include bibliographical reference and index. ISBN: 9788131500200 8131500209 Subjects--Topical Terms: PL Dewey Class. No.: 577 / ODU-F