U.S. Agricultural research  : strategic challenges and options 
/ ed. by Robert D. Weaver 
. - Bethesda  : Agricultural Research Institute, 1993
. - VI-380 p.  : couv. ill.  ; 23 cm. 
<br/><br/><label>ISBN: </label>0944919049 
<br/><br/><label>Source: </label> Fonds FACAGRO 
<br/><br/><label>Universal Decimal Class. No.: </label>630.