APA (7th ed.) Citation

Labov, W. (1972). Sociolinguistic patterns. University of Pennsylvania Press.

Chicago Style (17th ed.) Citation

Labov, William. Sociolinguistic Patterns. Philadelphia: University of Pennsylvania Press, 1972.

MLA (8th ed.) Citation

Labov, William. Sociolinguistic Patterns. University of Pennsylvania Press, 1972.

Warning: These citations may not always be 100% accurate.