Palmer, W. G. <br/><br/>
Valency  classical modern 
W. G. Palmer   
 - Cambridge  Cambridge University Press  1948 
 - ix, 242p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry<br/>Valency
<br/><br/><label>Universal Decimal Class. No.: </label>541.5  / PAL