Foster, Robert J. 1929 April 19- General geology / Robert J. Foster. - 5th ed. - Columbus : Merrill Pub. Co., c1988. - xiv, 507 p. : ill. (some col.) ; 28 cm. Includes bibliographical references and index. ISBN: 0675208866 (pbk.) LCCN: 87-062066 Subjects--Topical Terms: Geology. Dewey Class. No.: 550