APA (7th ed.) Citation

Nock, O. S. (1967). History of the Great Western Railway. Ian Allan.

Chicago Style (17th ed.) Citation

Nock, O. S. History of the Great Western Railway. London: Ian Allan, 1967.

MLA (8th ed.) Citation

Nock, O. S. History of the Great Western Railway. Ian Allan, 1967.

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