Gaya APA
GUMPERZ, J, J., Hymes, D. (1972).
Directions in Sosiolinguistics: the Ethnography of communication .
:
Holt, Rinehart and Winstons.
Gaya MLA
GUMPERZ, John, J.., Hymes, Dell.
"Directions in Sosiolinguistics: the Ethnography of communication".
:
Holt, Rinehart and Winstons,
1972.
Buku Teks.