Smith, K. M. <br/><br/>
Plant viruses/  
Kenneth M. Smith. 
 - 6th 
 - London:   Universal Book Stall,  1977. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>8185392625 
<br/><br/><label>LC Class. No.: </label>DUCE QR351 .S63