Improving agricultural extention :   a reference manual /  
edited by Burton E. Swanson, Robert P. Bentz and Andrew J. Sofranko. 
 - Rome :   Food and Agriculture Organization,   1997. 
 - ix, 220 p. :    ill. ;    30 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9251040079 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural extension work --Research.------