000 00323nam a2200145 4500
020 _a9789380386942
082 _a540 VER
100 _aVerma,N.K
100 _aKhanna,S.K
245 _aComprensive Chemistry
260 _aNew Delhi
_bUniversity science press
_c2011
300 _a760 p
650 _achemistry
942 _cBK
999 _c1207
_d1207