Bolton, T. Geological maps : their solution and interpretation / T. Bolton ; illustrations by P. Proudlove. - New York : Cambridge University Press, 1989. - xii, 144 p. : ill. map ; 31 cm. Fakulti Agro Industri & Sumber Asli Includes index ISBN: 9780521367059 (pbk.) Subjects--Topical Terms: Geology--Maps.