Hiebert, K. J. (1992). Graphic design processes: Universal to unique. Van Nostrand Reinhold.
Cita Chicago (17th ed.)Hiebert, Kenneth J. Graphic Design Processes: Universal to Unique. New York: Van Nostrand Reinhold, 1992.
Cita MLA (9th ed.)Hiebert, Kenneth J. Graphic Design Processes: Universal to Unique. Van Nostrand Reinhold, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.