APA (7th ed.) Citation

Gray, J. A. (1971). London buses in camera / John A. Gray. Allan.

Chicago Style (17th ed.) Citation

Gray, John A. London Buses in Camera / John A. Gray. Shepperton: Allan, 1971.

MLA (9th ed.) Citation

Gray, John A. London Buses in Camera / John A. Gray. Allan, 1971.

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