APA (7th ed.) Citation

Philip's Map Studio, Cosmographics (Firm), & O'Brien, P. (1999). Oxford atlas of world history. Oxford University Press.

Chicago Style (17th ed.) Citation

Philip's Map Studio, Cosmographics (Firm), and Patrick O'Brien. Oxford Atlas of World History. New York: Oxford University Press, 1999.

MLA (9th ed.) Citation

Philip's Map Studio, et al. Oxford Atlas of World History. Oxford University Press, 1999.