TY  - BOOK
AU  - Boyd, Robert,
AU  - Silk, Joan B.,
TI  - How Humans Evolved
SN  - 0-393-92628-1
U1  - 599.938 
PY  - 1997///
CY  - New York
PB  - W.W.Norton & Company.
KW  - Archaeology
KW  - Human Evolution
KW  - G- Anthropology
ER  -