World list of seed sources =  Liste mondiale de sources de semences =  Lista mundial de fuentes de semillas / 
Compiled and edited by E. Sgaravatti, J. Beaney. 
 - 4th ed. 
 - Rome :  Food and Agriculture Organization of the United Nations,  c1996. 
 - xiii, 623 p. 
<br/><br/> English, French, and Spanish. 
<br/><br/><label>ISBN: </label>9250037821 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Seed industry and trade--Directories.<br/>Germplasm resources, Plant--Directories.