APA (7th ed.) Citation

Challis, D. M., & Rush, A. (2009). The railways of Britain: An unstudied map corpus.

Chicago Style (17th ed.) Citation

Challis, David Milbank, and Andy Rush. The Railways of Britain: An Unstudied Map Corpus. 2009.

MLA (9th ed.) Citation

Challis, David Milbank, and Andy Rush. The Railways of Britain: An Unstudied Map Corpus. 2009.

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