TY  - BOOK
AU  - Gregory, Michael
AU  - Carroll, Susanne
TI  - Language and situation: language varieties and their social contexts 
SN  - 9781138352889
AV  - P120 .G74 
PY  - 1978///
CY  - London
PB  - Routledge
KW  - Language & Languages
KW  - Variation
ER  -