TY  - BOOK
AU  - Bickerton, Derek.
TI  -  Language & species
SN  - 0226046117 (pbk)
U1  - 401  20
PY  - 1990///
CY  - Chicago
PB  - University of Chicago Press
KW  - Language and languages
KW  -  Origin
KW  - Human evolution
N1  - Includes bibliographical references (p. 273-290) and index
ER  -