De Blij, Harm J. Physical geography of the global environment/ H. J. de Blij and Peter O. Muller. - 2nd ed. - New York: John Wiley & Sons. Inc., 1996. - 599 p. : ill. ; 28 cm. includes bibliographical references and index. ISBN: 0471039179 RM63.44 Subjects--Topical Terms: Physical geography.