APA (7th ed.) Citation

Connor, P. (1990). Underground : official handbook / compiled by Piers Connor: Official handbook. Capital Transport.

Chicago Style (17th ed.) Citation

Connor, Piers. Underground : Official Handbook / Compiled by Piers Connor: Official Handbook. Harrow Weald: Capital Transport, 1990.

MLA (9th ed.) Citation

Connor, Piers. Underground : Official Handbook / Compiled by Piers Connor: Official Handbook. Capital Transport, 1990.

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