TY  - BOOK
AU  - Hallpike, C.R.
TI  - The Principles of Social Evolution
SN  - 0-19-827265-0
U1  - 303.4/HAL/P 
KW  - Darwinism|Environmental Determinism and Social Variability|Survival of the Mediocre
KW  - Social Evolution
N1  - 2965; Social Evolution
ER  -