Watanabe, Hitoshi <br/><br/>
The Ainu ecosystem  environment and group structure. 

 - [Rev. ed.] 
 - IX, 170 p.  ill., map. 
 - The American ethnological society. Monographs  54 .
<br/><br/> Originally published July 1964 in the Journal of the Faculty of Science, University of Tokyo, section 5, Anthropology, v. 2, pt. 6, under title: The Ainu : a study of ecology and the system of social solidarity between man and nature in relation to group structure 
<br/><br/>Bibliogr. : p. [160]-164.