Rainer Crone, Andy Warhol, London: Thames and Hudson, 1970, p.301 (with title as 'Big Electric Chair, chartreuse/ magenta').

John Coplans, Andy Warhol, New York: New York Graphic Society; London: Weidenfeld and Nicolson, 1970, p.112 (ill. col.).

Richard Morphet, Warhol, London: Tate Gallery, 1971 (exhibition catalogue), p.80 (ill. col. fig. 54).

John Coplans, 'Andy Warhol and Elvis Presley', Studio International, vol. 181, no. 930, February 1971, pp.49-56, p.56 (ill. col. fig.10).

Mary Josephson, 'Warhol: The Medium as Cultural Artefact', Art in America, vol. 59, no. 3, May-June 1971, pp.40-6, p.45 (ill. col.).