Scott, William Henry <br/><br/>
The discovery of the Igorots :  Spanish contacts with the pagans of Northern Luzon. 

 - Quezon City :  New Day Publishers,  [c1974] 
 - xiii, 370 p. maps. 22 cm. 
<br/><br/> Bibliography: p. 341-355 
<br/><br/><label>LC Class. No.: </label>FIL 961.8  / Sco86