000 00498nam a2200193Ia 4500
008 220902s9999 xx 000 0 und d
041 _a  ENGLISH
082 _a361.1.1
082 _bSIN
100 _aSINGH, ASHOK KUMAR
245 0 _aSCIENCE AND TECHNOLOGY : FOR CIVIL SERVICES EXAMINATIONS.
250 _a10th rep. ed.
250 _b2012
260 _aNEW DELHI
260 _bTATA MCGRAW-HILL PUB. CO. LTD.
300 _a646
650 _a  HIGHER STUDIES
942 _cGBK
999 _c148661
_d148661