Cita APA (7th ed.)

ebrary, Inc, Macaulay, R. K. S., & Fought, C. (2004). Sociolinguistic variation. Oxford University Press.

Cita Chicago (17th ed.)

ebrary, Inc, Ronald K. S. Macaulay, i Carmen Fought. Sociolinguistic Variation. Oxford ; New York: Oxford University Press, 2004.

Cita MLA (9th ed.)

ebrary, Inc, et al. Sociolinguistic Variation. Oxford University Press, 2004.