TY - BOOK AU - Petersen,James F. AU - Sack,Dorothy Irene AU - Gabler,Robert E. AU - Gabler,Robert E. TI - Physical geography SN - 9781111427504 U1 - 910.02 PY - 2012/// CY - Belmont, CA PB - Brooks/Cole Cengage Learning N1 - Previous ed. : Essentials of physical geography; Includes bibliographical references and index ER -