Cita APA (7th ed.)

Holmes, J. (2008). An introduction to sociolinguistics (3rd ed.). Pearson Longman.

Cita Chicago (17th ed.)

Holmes, Janet. An Introduction to Sociolinguistics. 3rd ed. Harlow, England ; New York: Pearson Longman, 2008.

Cita MLA (8th ed.)

Holmes, Janet. An Introduction to Sociolinguistics. 3rd ed. Pearson Longman, 2008.