00341nam a2200121 a 450000500170000002000150001708200130003210000200004524500610006526000390012630000210016549000330018620251203110122.0  a0631202447  a910bMAB  aMabogunje, Akin  aState of the earthbContemporary geographic perspectives  aOxfordbBlackwell publishersc1997  axv,428p.c24 cm.  aContemporary social sciences