Cita APA (7a ed.)

Holmes, J. (2013). An introduction to sociolinguistics (4th ed.). Pearson.

Cita Chicago Style (17a ed.)

Holmes, Janet. An Introduction to Sociolinguistics. 4th ed. Harlow, England: Pearson, 2013.

Cita MLA (8a ed.)

Holmes, Janet. An Introduction to Sociolinguistics. 4th ed. Pearson, 2013.