Strahler, Alan H. Modern physical geography / by Alan H Strahler and Arthur N Strahler. - 4th ed / . - New York : John Wiley , 2001. - xi,637p. : ills.,tables,col.maps,figs.(col.) ; 28cm . Includes bibliographical references and index ISBN: 9780471533924 USD 22.90 Subjects--Index Terms: PHYSICAL GEOGRAPHY Dewey Class. No.: 910.02 / STR/M