Plucknett, Donald L. <br/><br/>
Plant quarantine and international transfer of germplasm  

 - Washington, D.C.   The World Bank  1988 
<br/><br/><label>ISBN: </label>CGIAR study paper, ISSN 0257-3148; No.25 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant quarantine
<br/><br/><label>Dewey Class. No.: </label>632.93 PLU