Gilluly, James, 1896-1980. Principles of geology / James Gilluly, Aaron C. Waters, A. O. Woodford. - 4th ed. / rev. by James Gilluly. - San Francisco : W. H. Freeman, [1975] - 527 p. : ill. ; 26 cm. - A Series of books in geology . Includes bibliographies and index. ISBN: 071670269X LCCN: 74023076 Subjects--Topical Terms: Geology. LC Class. No.: QE26.2 / .G41 Dewey Class. No.: 550