APA (7th ed.) Citation

Steel, D. (2000). Marking time: The epic quest to invent the perfect calendar. J. Wiley.

Chicago Style (17th ed.) Citation

Steel, Duncan. Marking Time: The Epic Quest to Invent the Perfect Calendar. New York: J. Wiley, 2000.

MLA (9th ed.) Citation

Steel, Duncan. Marking Time: The Epic Quest to Invent the Perfect Calendar. J. Wiley, 2000.