000 00269 a2200121 4500
020 _a9789382206804
082 _a341.462.2=811.214.21 SIN
245 _aBharat ke mahaan vegyanik
260 _bRawatprakashan
_c2013
300 _a192p
942 _cBK
100 _aSingh V N
999 _c2695
_d2695