Leser, Paul. <br/><br/>
Verschiedene Ertr„ge von Pflug und Spaten?. 

 - Viena-AU :   Committee's Secretariat c/o Institut fr Völkerkunde, Universit„tsstraáe,   1983. 
 - p. 17-21 
 - Anual 
 - No. 25 (1983) 
 - Bulletin of the International Committee on Urgent Anthropological and Ethnological Research ;   no. 25 .
 - Austria.   International Committee on Urgent Anthropological and Ethnological Research. .
<br/><br/><br/>Art¡culo en Alemán.