TY  - GEN
AU  - William Labov
TI  - Principles of Linguistic Change: Cognitive and Cultural Factors
SN  - 978-1-4051-1214-7
U1  - 417.1LABP(3) 
PY  - 2010///
CY  - Malden, Oxford, Chichester
PB  - Willey-Blackwell
ER  -