TY  - BOOK
AU  - Labov,William  .
TI  - Principles of linguistic change / 
SN  - 0631179143
U1  - 410 
PY  - 1994///
CY  - U K : 
PB  - Blackwel Publishers  , 
KW  - LINGUISTICS
N1  - Include reference, index
ER  -