000 00314nam a2200145Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c75
040 _aET
100 _aSIDHDHIKI/YADAV
245 0 _aVIGYAN SHIKSHAN
260 _bARYA BOOK DEPOT
_aNEW DELHI
300 _a104
500 _a66884
942 _cBK
999 _c72847
_d72847