Peralta, Jesus T.. <br/><br/>
Contemporary Incipient and Swidden Cultivation in the Philippines. 

 - Osaka-JA :   National Museum of Ethnology,   1981. 
 - p. 159-176 :   il. 
 - Irregular 
 - No. 9, (1981) 
 - Senri Ethnological Studies ;   no. 9 .
 - Japón.   National Museum of Ethnology. .
<br/><br/> Affluent Foragers.  Part III : Foragers and Farmers of the Western Pacific. 
<br/><br/><br/>Art¡culo en inglés.