APA (7th ed.) Citation

Hey, . K., & Sheldrake, . J. (1997). Urban transport. Ashgate.

Chicago Style (17th ed.) Citation

Hey, Keving, and John Sheldrake. Urban Transport. Aldershot: Ashgate, 1997.

MLA (9th ed.) Citation

Hey, Keving, and John Sheldrake. Urban Transport. Ashgate, 1997.