000 00269nam a2200121Ia 4500
008 190216s9999||||xx |||||||||||||| ||und||
100 _aSingh J P
245 0 _aPhotochemistry
260 _bKedernath Ramnath
_c1960
300 _a140p
650 _aChemistry
942 _cBK
999 _c2695
_d2695