Trudgill, P. (1999). The dialects of England (2nd ed.). Blackwell.
Cita Chicago Style (17a ed.)Trudgill, Peter. The Dialects of England. 2nd ed. Malden (Massachusetts) [etc.]: Blackwell, 1999.
Cita MLA (9a ed.)Trudgill, Peter. The Dialects of England. 2nd ed. Blackwell, 1999.
Precaución: Estas citas no son 100% exactas.