Wignall, C. J. (1983). Complete British Railways Maps and Gazetteer, from 1830–1981 (1st ed.). Oxford: Oxford Publishing Company. ISBN0-8609-3162-5. OCLC10360638.
Wignall, C. J. (1985). Complete British Railway Maps and Gazetteer 1825–1985 (2nd ed.). Poole, UK: Oxford Publishing Company. ISBN0-8609-3294-X.