000 00309nam a2200145Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c180
040 _aET
100 _aB.D. SHARMA
245 0 _aPARYAVARAN SHIKSHA
260 _bOMEGA PUB.
_aNEW DELHI
300 _a288
500 _a66691
942 _cBK
999 _c72654
_d72654