Ladaga, Francisco Galbo <br/><br/>
Development of an agricultural extension model for Philippine cocoa smallholders / 
by Ladaga Francisco Galbo 
 - College Park :  University of Maryland,  1986 
 - xii, 186 p. :  ill. ;  21 cm. 
<br/><br/>Thesis (Ph.D) University of Maryland College Park, 1986 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Economic aspects--Asia