Heller, S. (1988). Graphic style: From Victorian to post-modern. Abrams.
Cita Chicago (17th ed.)Heller, Steven. Graphic Style: From Victorian to Post-modern. New York: Abrams, 1988.
Cita MLA (9th ed.)Heller, Steven. Graphic Style: From Victorian to Post-modern. Abrams, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.