International Convention for the Promotion of New Varieties of Plants of December 2, 1961 and additional act of November 10, 1972 and revised text of October 23, 1978. 

 - Geneva :  International Union for the Protection of New Varieties of Plants,  1982. 
 - 64p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plants, Cultivated--Varieties--Patents.<br/>Plants, Cultivated--Varieties--Protection.