Pérez Diez, A. A.. <br/><br/>
Evolutionary Implications of the Ethnography and Demography of Ayoreo Indians. 

 - [s.l.] :   [s.e.],   1977. 
 - 253 - 267 p. ;   28 cm. 
<br/><br/> Engrapado.  Fotocopia. 
<br/><br/>
<br/><br/><label>Dewey Class. No.: </label>305.8