Odum, Eugne P. Fundamentals of ecology Eugene P. Odum and Gary W. Barrett - 3rd ed. - New Delhi Cengage Learning 1971 - xiv,574p.:ill.; 26cm. library has 5th ed. also by Eugene P. Odum and Gary W. Barrett ISBN: 0534420664 Subjects--Topical Terms: Ecology Environment Dewey Class. No.: 574.5 / ODU