Cita APA (7a ed.)

WARDHAUGH, R. (2000). An introduction to sociolinguistics (Ed.3.). Blackwell.

Cita Chicago Style (17a ed.)

WARDHAUGH, Ronald. An Introduction to Sociolinguistics. Ed.3. Oxford: Blackwell, 2000.

Cita MLA (9a ed.)

WARDHAUGH, Ronald. An Introduction to Sociolinguistics. Ed.3. Blackwell, 2000.