TY  - BOOK
AU  - Lehmann,Winfred P.
TI  - Language: an introduction 
SN  - 0394327462
PY  - 1983///
CY  - New York
PB  - Random House
KW  - Language and languages
KW  - Linguistics
N1  - Includes index; Bibliography : p. 229-233
ER  -