Clauss, Wolfgang <br/><br/>
Economic and social change among the simalungun Batak North Sumatra / 
Wolfgang Clauss 
 - Saarbruchen :  Verlag Breitenbach Pub.,  1982 
 - 265 p. :  maps ;  20 cm. 
 - Bielefelder Studies zur Entwicklungsso Ziologie Bielefeld Studies on the Sociology of Development  15 .
<br/><br/><label>ISBN: </label>3881562303 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ethnology--Indonesia--Sumatra
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Sumatra (Indonesia)--Economic conditions<br/>Sumatra (Indonesia)--Social conditions