APA Citation

Upton, C., & Widdowson, J. D. A. (2006). An atlas of english dialects (2nd ed.). London; New York: Routledge.

Chicago Style Citation

Upton, Clive, and J. D. A. Widdowson. An Atlas of English Dialects. 2nd ed. London; New York: Routledge, 2006.

MLA Citation

Upton, Clive, and J. D. A. Widdowson. An Atlas of English Dialects. 2nd ed. London; New York: Routledge, 2006.

Warning: These citations may not always be 100% accurate.