APA (7th ed.) Citation

Open University, Gaiger, J., & Wood, P. (2003). Art of the twentieth century: A reader. Yale University Press.

Chicago Style (17th ed.) Citation

Open University, Jason Gaiger, and Paul Wood. Art of the Twentieth Century: A Reader. New Haven, Conn. ; London: Yale University Press, 2003.

MLA (9th ed.) Citation

Open University, et al. Art of the Twentieth Century: A Reader. Yale University Press, 2003.