TY  - BOOK
AU  - Boyd,Robert
TI  - How humans Evolved
SN  - 0393970760
PY  - 1997///]
CY  - New York
PB  - W.W. Norton & Company
KW  - Human evolution
KW  - 1997
KW  - New York
KW  - paperbound
KW  - sears
ER  -