Tropical agriculture information sources. 

 - [Wageningen, The Netherlands] :  Technical Centre for Agricultural and Rural Development (CTA),  1987. 
 - 181 p. 
<br/><br/><label>ISBN: </label>9290810025 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Tropics--Information services--Directories.<br/>Agriculture--Information services--Directories.