00280nam a2200121Ia 4500008004100000041000900041082001900050100001800069245002100087260003400108300000800142650000800150230718s9999    xx            000 0 und d  aEng.  a344.202bBEA-S  aBeall, Andrew 0aSolving Problems  aPakistanbCavendish fabc1895  a226  aLaw