TY - BOOK AU - Summerfield,Michael A. TI - Global geomorphology : an introduction to the study of landforms / SN - 9780582301566 U1 - 551.41 PY - 1991/// CY - New Jersey : PB - Pearson prentice hall , KW - LANDFORMS KW - GEOMORPHOLOGY N1 - Includes bibliographical references, index and appendices ER -