APA (7th ed.) Citation

Trudgill, P. (1995). Sociolinguistics: An introduction to language and society (2nd rev. ed.). Penguin Books.

Chicago Style (17th ed.) Citation

Trudgill, Peter. Sociolinguistics: An Introduction to Language and Society. 2nd rev. ed. London: Penguin Books, 1995.

MLA (9th ed.) Citation

Trudgill, Peter. Sociolinguistics: An Introduction to Language and Society. 2nd rev. ed. Penguin Books, 1995.