Monitoring and evaluating agricultural research :   a source book /  
Horton D. 
 - The Hague, Netherlands :   International Service for National Agric ultural Research,   1993. 
 - xvi, 219 p. :    ill. ;    26 cm. 
<br/><br/>Includes bibliographical references (p. 213-219). 
<br/><br/><label>ISBN: </label>0851988601 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture --Research.------