Viruses of potatoes and seed-potato production / 
edited by J. A. de Bokx. 
 - Wageningen :  Centre for Agricultural Publishing and Documentation,  1972. 
 - 233 p. :  ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Potatoes--Diseases and pests.<br/>Virus diseases of plants.<br/>Seed potatoes