Fenner, F. <br/><br/>
Smallpox and its Eradication  F. Fenner. 

 - Geneva  World Health Organization  1988 
 - xvi, 1460p., photos. 30cm. 
<br/><br/><label>ISBN: </label>924156110-6. 
<br/><br/><label>Dewey Class. No.: </label>616.912,  / S51S