000 00314nam a2200133Ia 4500
008 221229s9999 xx 000 0 und d
100 _aGarg, O.P.,& Others
245 0 _aSamajik Vigyan Sikshan
250 _a1st
260 _aJaipur
_bGoyal Publication
_c2006
300 _a314
650 _aEducation
942 _cBK
999 _c6747
_d6747