The earth : an introduction to physical geology / [by] John Verhoogen ... [et.al]. - New York : Holt, Rinehart and Winston, [1970] - vii, 748 p. : illus., maps. ; 25 cm. Part of illustrative matter is colored. Includes index and bibliography. ISBN: 0030796555 Subjects--Topical Terms: Geology. Dewey Class. No.: 551 / EAR 1970