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040 _aMAIN
041 _aEnglish
082 _a547.139
_bGUR N1
100 _aGurtu, J.N.
245 0 _aOrganic reactions and reagents
_cJ.N. Gurtu, R. Kapoor
250 _a2nd
260 _aNew Delhi
_bSultan Chand
_c1991
300 _aviii,568
700 _aKapoor, R.
942 _cBK
999 _c19380
_d19380