New York: Praeger Publishers Inc., 1973 - Essay Six Years: The Dematerialization of the Art Object from 1966 to 1972
David Holloway and John Beck (eds.), <em>American Visual Cultures</em>, New York: Continuum, 2005, 190–198 - Essay “New Modes of Dissent in Art of the 1960s and 1970s: Visual Culture and Strategies of Resistance: from Semina to Heresies”