Barley, N., & Ireson, A. (2000). City levels. Birkhauser.
Chicago Style (17th ed.) CitationBarley, Nick, and Ally Ireson. City Levels. London: Birkhauser, 2000.
MLA (8th ed.) CitationBarley, Nick, and Ally Ireson. City Levels. Birkhauser, 2000.
Warning: These citations may not always be 100% accurate.