1969

Lucie-Smith, Edward. Late Modern: The Visual Arts Since 1945. New York: Praeger, 1969.

Rose, Barbara. American Painting, the 20th Century. Lausanne: Skira, 1969.

Rosenberg, Harold. Artworks and Packages. New York: Dell, 1969.

Pellegrini, Aldo. "Informalism in the United States." In New Tendencies in Art. New York: Crown Publishers, 1969.

Alley, Ronald. Recent American Art. London: Tate Gallery, 1969.