00479nam a2200193Ia 4500003000400000005001700004006001800021007000300039008004100042037001700083040001800100041001300118082001800131100001600149245004200165260004000207300001500247650002300262OSt20220925215318.0a|||||r|||| 00| 0ta220923b        |||||||| |||| 00| 0 eng d  cGeneral Book  aRTLcRTLbeng  2engaeng  aU2:(G:55), M1  aDury George 0aIntroduction to environmental systems  aLondonbHeinemann UK         c1981  a366p.ccm.  aPhysical Geography