Richards, W. G. <br/><br/>
Energy levels in atoms and molecules / 
W.G. Richards, P.R. Scott. 
 - Oxford ;  New York :  Oxford University Press,  1994. 
 - 92 p. :  ill. 
 - Oxford chemistry primers ;  26. Oxford science publications. .
<br/><br/><label>ISBN: </label>019855804X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nuclear magnetic resonance spectroscopy.<br/>Energy levels (Quantum mechanics).