Eder, James F. <br/><br/>
On the road to tribal extinction   Depopulation, Deculturation and adaptive well-being among the Batak of the Philippines 
James F. Eder 
 - Berkely  University of California Press  1987 
 - xiv, 276p.  ill.  22cm 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0520060466 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Batak (Philippine People)--Social conditions<br/>Batak (Philippine People)--Population
<br/><br/><label>Dewey Class. No.: </label>305.8  / EDE