Chambers, J., Trudgill, P., & Schilling-Estes, N. (2004). The Handbook of language variation and change ([1st ed.].). Blackwell Pub.
Cita Chicago (17th ed.)Chambers, J.K, Peter Trudgill, i Natalie Schilling-Estes. The Handbook of Language Variation and Change. [1st ed.]. Malden, Mass: Blackwell Pub, 2004.
Cita MLA (9th ed.)Chambers, J.K, et al. The Handbook of Language Variation and Change. [1st ed.]. Blackwell Pub, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.