SMITH, Kenneth M. <br/><br/>
Plant viruses 
Kenneth M. SMITH 
 - 6th ed. 
 - London  Chapman and Hall  1979 
 - viii,241p. 
<br/><br/><label>ISBN: </label>0470989955 
<br/><br/><label>Dewey Class. No.: </label>576.6483 Sm61P