Paul, F.B. lIfe : It's Forms and Changes / F.B. Paul, Arthur, W.G., Warren, E.Y. (et al.). - 2nd ed - New york Harcourt brace 1972 - xii, 563p. : ill. ; hbk ISBN: 0153663308 Subjects--Topical Terms: Biology.Life ScienceEcology -- Study and Teaching LC Class. No.: QH375.L5 1972