00349nam a2200157Ia 4500008004100000020000900041035000900050082001300059100002000072245003900092250000600131260003300137300000900170500000600179650000600185210723s9999||||xx |||||||||||||| ||und||  aNULL  a5460  a910BSTR  aStrahler, A. N. 0aIntroduction To Physical Geography  a-  aNew YorkbWiley Eastern Ltd.  aNULL  a0  a-