000 00308nam a2200121Ia 4500
008 250409s9999 xx 000 0 und d
020 _a8187224002
082 _a660
_bSHA
100 _aSharma,B.K
245 0 _aIndustrial Chemistry
260 _aVidhyanagar
_bKrishna Prakashan - Meerut
_c1985
365 _a315
999 _c246919
_d246919