000 00288nam a2200109Ia 4500
008 190719s9999 xx 000 0 und d
100 _aJagdamba Singh & L.D.S.Yadav
245 0 _aAdvanced Organic Chemistry
260 _aMerrut
_bPragati Pra.
_c2015
650 _aChemistery
942 _cBK
999 _c15137
_d15137