Volpe, E. Peter Understanding evolution / E. Peter Volpe. - 5th ed. - Dubuque, Iowa : Brown , c1985. - xi, 265 p. : ill. ; 23 cm. Includes index. ISBN: 0697049442 Subjects--Topical Terms: Evolution-------- Dewey Class. No.: 573.2 VOL National Library of Medicine Call No.: QH 359 / V884u 1985