000 00272nam a2200109Ia 4500
005 20260205052530.0
008 260111s9999||||xx |||||||||||||| ||und||
100 _aSud, Dhiraj
245 0 _aPolytechnic applied chemistry
260 _aLudhiana
_bKataria
_c1998
942 _cBK
999 _c116657
_d116657