Voluntary standards and certification for environmentally and socially responsible agricultural production and trade / 
prepared byP Pascal Liu, Mikkel Andersen, Catherine Pazderka. 
 - Rome :  FAO of the United Nations,  2004. 
 - vii, 70 p. ;  30 cm. 
 - FAO commodities and trade technical paper ; 5 .
<br/><br/><label>ISBN: </label>9251052409 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural productivity.<br/>Agriculture--Economic aspects.<br/>Sustainable agriculture.