Castillo, Gelia T. <br/><br/>
All in a grain of rice / 
Gelia T. Castillo 
 - Philippines :  Southeast Asian Regional Center for Graduate Study and Research in Agriculture,  1975 
 - xii, 410 p. ;  23 cm. 
<br/><br/>Bibliography : p. 399-410 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rice--Philippine Islands<br/>Rice workers--Philippine Islands<br/>Agriculture--Economic aspects--Philippine Islands