Franke, Robert G. Man and the changing environment / [electronic resource] / Robert G. Franke and Dorothy N. Franke.. — New York : : Holt, Rinehart and Winston,, [1975]. — vi, 442 p. : : ill. ; 25 cm. Includes bibliographies and index. ISBN: 0030847141 9780030847141 LCCN: 74030330 Subjects--Topical Terms: Biology.Ecology.Biologie.Écologie. LC Class. No.: QH308.2 / .F7 Dewey Class. No.: 574