TY  - BOOK
AU  - Leakey, Richard E
AU  - Lewin,Roger
TI  - Origins: what new discoveries reveal about the emergence of our species and its possible future 
SN  - 9780140153361 (pbk.)
U1  - 573.2 
PY  - 1977///
CY  - New York
PB  - Penguin books
KW  - Anthropology
KW  - Human evolution
N1  - Includes index
ER  -