Cita APA (7a ed.)

Labov, W. (1975). Sociolinguistic patterns. University of Pennsylvania Press.

Cita Chicago Style (17a ed.)

Labov, William. Sociolinguistic Patterns. Philadelphia: University of Pennsylvania Press, 1975.

Cita MLA (9a ed.)

Labov, William. Sociolinguistic Patterns. University of Pennsylvania Press, 1975.