TY  - BOOK
AU  - Johnson Allen W
AU  -  Earle Timothy
TI  - Evolution of human societies: From foraging group to Agrarian state
U1  - Y7:1:66, M7 
PY  - 1987///
CY  - Stanfrod
PB  - Sanford University Press       
KW  -  Cultural
KW  - Anthropology
ER  -