000 00292nam a2200121Ia 4500
005 20260329235450.0
008 260329s9999||||xx |||||||||||||| ||und||
082 _a540 D535C
100 _aDhawan, Dr.S.N.
245 0 _aChemistry (E)
260 _aNew Delhi
_bPardeep pub.
_c2016
942 _cBK
999 _c283476
_d283476