Davies Penelope J.E, Denny Walter B., Hofrichter Frima Fox, Jacobs, J., Roberts Ann M., & Simon David L. (2007). Janson's history of art: The western tradition (Seventh edition.). Pearson Prentice Hall.

Davies Penelope J.E, Denny Walter B., Hofrichter Frima Fox, Joseph Jacobs, Roberts Ann M., and Simon David L. Janson's History of Art: The Western Tradition. Seventh edition. New Jersy: Pearson Prentice Hall, 2007.

Davies Penelope J.E, et al. Janson's History of Art: The Western Tradition. Seventh edition. Pearson Prentice Hall, 2007.