Cita APA (7th ed.)

Trudgill, P. (2000). Sociolinguistics: An introduction to language and society (4th ed.). Penguin.

Cita Chicago (17th ed.)

Trudgill, Peter. Sociolinguistics: An Introduction to Language and Society. 4th ed. London ; New York: Penguin, 2000.

Cita MLA (8th ed.)

Trudgill, Peter. Sociolinguistics: An Introduction to Language and Society. 4th ed. Penguin, 2000.