Butler, C. H., & Zegher, M. C. d. (2010). On line : drawing through the twentieth century / Cornelia H. Butler, Catherine de Zegher: Drawing through the twentieth century. Museum of Modern Art : Distributed in the United States and Canada by D.A.P./Distributed Art Publishers.
Chicago Style (17th ed.) CitationButler, Cornelia H., and M. Catherine de Zegher. On Line : Drawing Through the Twentieth Century / Cornelia H. Butler, Catherine De Zegher: Drawing Through the Twentieth Century. New York: Museum of Modern Art : Distributed in the United States and Canada by D.A.P./Distributed Art Publishers, 2010.
MLA (9th ed.) CitationButler, Cornelia H., and M. Catherine de Zegher. On Line : Drawing Through the Twentieth Century / Cornelia H. Butler, Catherine De Zegher: Drawing Through the Twentieth Century. Museum of Modern Art : Distributed in the United States and Canada by D.A.P./Distributed Art Publishers, 2010.