TY  - BOOK
AU  - Gumperz,John Joseph
AU  - Hymes,Dell H.
TI  - Directions in sociolinguistics: The ethnography of communication 
AV  - P41 G83
PY  - 1972///
CY  - New York ; holt, rinehart and winston
KW  - Sociolingüística
ER  -