APA (7th ed.) Citation

Hutchison, H. F. (1961). Underground [London, England]. London Transport.

Chicago Style (17th ed.) Citation

Hutchison, Harold Frederick. Underground [London, England]. [London, England]: London Transport, 1961.

MLA (9th ed.) Citation

Hutchison, Harold Frederick. Underground [London, England]. London Transport, 1961.

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