Cowart, Jack. "Roy Lichtenstein: Painterly Response to Romantic Gesture." In Roy Lichtenstein, by Fondation Beyeler, Riehen, Switzerland, pp. 13–21 (English), 23–28 (German). Zurich: ProLitteris, 1998.
Book

Cowart 1998b

Cowart, Jack. "Roy Lichtenstein: Painterly Response to Romantic Gesture." In Roy Lichtenstein, by Fondation Beyeler, Riehen, Switzerland, pp. 13–21 (English), 23–28 (German). Zurich: ProLitteris, 1998.