Physical methods and molecular structure 2.  Units 20 and 21,  Photoelectron spectroscopy ; Mass spectrometry / 
prepared by the Open University Course Team. 
 - London :  The Open University Press,  1980. 
 - 54 p. :  ill. ;  30 cm. 
 - The nature of chemistry. .
 - Science : a third level course. .
<br/><br/><label>ISBN: </label>0335042473 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Spectron analysis.<br/>Photoelectron spectroscopy.