Tropical Products Institute. London. <br/><br/>
Training workshops on information sources in agriculture and related subjects 

 - London :  The Institute,  19?? 
 - 3 h. 
<br/><br/><label>LCCN: </label>52887 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultura--Sistemas de información.