000 00401nam a2200145Ia 4500
008 230917s9999||||xx |||||||||||||| ||und||
040 _e111018
_aMAIN
041 _aEnglish
082 _a547.59 G959H
100 _aGupta, R.R
245 0 _aHeterocyclic Chemistry: principles,three and four membered heterocycles
260 _aNew Delhi
_bSpringer
_c2005
300 _av-1 p. : x ; 422
942 _cBK
999 _c137920
_d137920