APA (7th ed.) Citation

Penrose, D. (1979). London Transport official tourist information: Including underground and visitor's bus maps (English ed. 1979.). London Transport.

Chicago Style (17th ed.) Citation

Penrose, David. London Transport Official Tourist Information: Including Underground and Visitor's Bus Maps. English ed. 1979. [London]: London Transport, 1979.

MLA (9th ed.) Citation

Penrose, David. London Transport Official Tourist Information: Including Underground and Visitor's Bus Maps. English ed. 1979. London Transport, 1979.