000 00291nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a540
100 _aK N Upadhyaya
245 2 _aA Textbook of In Organic Chemistry
250 _a1
260 _bVani Educational Books
_c1985
942 _cBK
999 _c33325
_d33325