TY  - BOOK
AU  - Spencer, J. E.
AU  - Thomas, William Leroy,
ED  - 
ED  - 
ED  - 
ED  - 
SN  - 471816302
SN  - 2
PY  - 1973///46
CY  - New York
PB  - Wiley
KW  - 
KW  - 2
KW  - 0
KW  - 6
KW  - 20
KW  - Human geography.;Social evolution.;Ethnology
N1  - Bibliography: p. 387-401; 5
ER  -