00882cam a2200277 4500 1237275 BD-DhUL 20141029153139.0 710623s1971 nyua b 001 0 eng 70123744 0471695041 DLC BD-DhUL BD-DhUL QD271 .P67 547.59046 19 POM Porter, Q. N. (Quentin Noel) Mass spectrometry of heterocyclic compounds [by] Q. N. Porter [and] J. Baldas. New York, Wiley-Interscience [1971] xvii, 564 p. : illus. ; 24 cm. General heterocyclic chemistry series Includes bibliographies. Mass spectrometry. Heterocyclic compounds Spectra. Baldas, J., joint author. 7 cbc orignew 4 ncip 19 y-gencatlg ddc BK 17130 17130 0 0 ddc 0 547_590460000000000_POM 0 NFIC 32312 DUSL DUSL GEN 2014-10-29 Gift 547.59046 POM 321120 2014-10-29 1 2014-10-29 BK