000 00301nam a2200121Ia 4500
008 240624s9999 xx 000 0 und d
041 _aeng
082 _a658.301 ROT
100 _aROTHWELL WILLIAM
245 _aINVALUABLE KNOWLEDGE
260 _c2011
_aNew Delhi
_bTata McGraw - Hill
365 _cRS
_b33
999 _c26363
_d26363