000 00275nam a2200121Ia 4500
008 211209s1979 xx 000 0 und d
041 _aeng
082 _a547 N79 SIN/GUP
100 _aSINGH R N
245 _aTEXT BOOK OF ORGANIC CHEMISTRY
260 _c1979
300 _a900
999 _c13186
_d13186