Ciba Foundation symposium on the nature of viruses 

 - London :  Chirchill,  1957 
 - 292 p. 
<br/><br/><label>LCCN: </label>21007 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Virus.
<br/><br/><label>Dewey Class. No.: </label>576.6  / C52