TY  - GEN
AU  - Crystal ,David
TI  - Language death
SN  - 9780521121750
U1  - 417.7 
PY  - 2000///
CY  - Cambridge
PB  - Cambridge University
KW  - LANGUAGE
KW  - HISTORICAL LINGUISTICS
KW  - LANGUAGE OBSOLESCENCE
KW  - HETC
UR  - www.oup.com
ER  -