Pearl, Richard M. Geology / Richard M. Pearl. - 3rd ed. - New York : Barnes & Noble, c 1964. - xxv, 262 p. : ill. ; 21 cm. - College Outline Series. . Includes index. Bibliography : p. 241-248. 318 318 Subjects--Topical Terms: Geology. Dewey Class. No.: 550 / P314g