000 00379nam a2200145Ia 4500
008 220612s9999 xx 000 0 und d
020 _a9788175247048
082 _bSIN
100 _aSINGH, HARPAL
245 0 _aUNDERSTANDING DISCIPLINES AND SUBJECTS
260 _bEDUCATIONAL PUBLISHERS AND DISTRIBUTORS, NEW DELHI
_c2016
300 _a168
650 _aEducation
942 _cBK
999 _c7800
_d7800