Cita APA (7a ed.)

Labov, W. (1979). Sociolinguistic patterns. University of Philadelphia Press.

Cita Chicago Style (17a ed.)

Labov, William. Sociolinguistic Patterns. Philadelphia, Estados Unidos: University of Philadelphia Press, 1979.

Cita MLA (9a ed.)

Labov, William. Sociolinguistic Patterns. University of Philadelphia Press, 1979.