Clowes, Alan. Process and landform : an outline of contemporary geomorphology / Alan Clowes and Peter Comfort ; maps and diagrams drawn by Tim Smith. - Edinburgh : Oliver & Boyd, 1982. - 289 p. : ill., maps ; 25 cm. - Conceptual frameworks in geography . ISBN: 0050031279 (pbk.) Subjects--Topical Terms: Geomorphology. LC Class. No.: GB401.5 / .C58 1982 Dewey Class. No.: 551.4�19