Upton, Clive, 1946-
An atlas of English dialects / Clive Upton and J.D.A. Widdowson. -- 2nd ed. -- London ; New York : Routledge, 2006. -- v, 215 s. : mapy. -- ISBN : 9780415392334 (brož.).
Widdowson, J. D. A. (John David Allison), 1935-
angličtina. dialektologie. dialekty. mapy. Anglie
811.111`28(084.3). 811.111`28(420). 811.111`282