APA (7th ed.) Citation

York, I. O. (1993). Factors affecting bus-stop times. Transport Research Laboratory.

Chicago Style (17th ed.) Citation

York, I. O. Factors Affecting Bus-stop Times. Crowthorne, Berkshire: Transport Research Laboratory, 1993.

MLA (9th ed.) Citation

York, I. O. Factors Affecting Bus-stop Times. Transport Research Laboratory, 1993.