Template:Accents of English
Wells, John C. (1982). Accents of English. Vol. 1: An Introduction (pp. i–xx, 1–278), Vol. 2: The British Isles (pp. i–xx, 279–466), Vol. 3: Beyond the British Isles (pp. i–xx, 467–674). Cambridge University Press. doi:10.1017/CBO9780511611759, doi:10.1017/CBO9780511611766. ISBN 0-52129719-2, 0-52128540-2, 0-52128541-0.
