00421nam a2200133Ia 4500008004100000040001700041082002300058100001700081245004500098250000800143260004400151300001500195650007700210190328s9999||||xx |||||||||||||| ||und||  aNITILcNITIL  221sta911.3bC466M  aChapman, H A 2aA Modern economic geographycH A Chapman  a3rd  aLondonbSir ISAAC Pitman and Sonsc1957  axvi, 352p.  aEconomic geography; Mathematical geography; Mines and minerals resources