APA aipamena

Wardhaugh, R. (1992). An introduction to sociolinguistics (2nd ed.). Blackwell.

Chicago Style aipamena

Wardhaugh, Ronald. An Introduction to Sociolinguistics. 2nd ed. Malden, Mass.: Blackwell, 1992.

MLA aipamena

Wardhaugh, Ronald. An Introduction to Sociolinguistics. 2nd ed. Blackwell, 1992.