G. A. Coulson <br/><br/>
Valence 
G. A. Coulson 
 - London  Oxford University Press  1961 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Valence; Valence
<br/><br/><label>LC Class. No.: </label>QD49  / .C68-1961