000 00397nam a2200157Ia 4500
008 230917s9999||||xx |||||||||||||| ||und||
040 _e118461
_aMAIN
041 _aEnglish
082 _a547.59 P834M
100 _aPorter, Q.N.
245 0 _aMass spectrometry of heterocyclic compounds
250 _a2nd ed.
260 _aNew York
_bJohn wiley & sons
_c1985
300 _a966p. p.
942 _cBK
999 _c53068
_d53068