Shukla Dharma D <br/><br/>
The Potyviridae 

 -  Wallingford : Cab 1994. 
 - 516 
 - Fao Plant Production And Protection No. 70 .
<br/><br/><br/>Eng 
<br/><br/><label>ISBN: </label>0851988644 (Hbk)