TY  - BOOK
AU  - Trudgill,Peter
TI  - Sociolinguistics: an introduction 
SN  - 0140218025 :
AV  - P 40 .T75 1974
PY  - 1974///
CY  - Harmondsworth
PB  - Penguin
KW  - Sociolinguistics
N1  - Includes index; Bibliography: p. 181-184
ER  -