Cita APA (7a ed.)

Wardhaugh, R. (1996). An introduction to sociolinguistics (2nd ed., reimp.). Blackwell.

Cita Chicago Style (17a ed.)

Wardhaugh, Ronald. An Introduction to Sociolinguistics. 2nd ed., reimp. Oxford: Blackwell, 1996.

Cita MLA (9a ed.)

Wardhaugh, Ronald. An Introduction to Sociolinguistics. 2nd ed., reimp. Blackwell, 1996.