Cita APA

Wardhaugh, R., & Fuller, J. M. An introduction to sociolinguistics (Seventh edition.).

Chicago Edition Citation

Wardhaugh, Ronald, i Janet M. Fuller. An Introduction to Sociolinguistics. Seventh edition.

Cita MLA

Wardhaugh, Ronald, i Janet M. Fuller. An Introduction to Sociolinguistics. Seventh edition.

Atenció: Aquestes cites poden no estar 100% correctes.