Conover, T. E. (1991). Graphic design in action: A workbook. New York: West Publishing Company.
استشهاد بنمط شيكاغوConover, Theodore E. Graphic Design in Action: A Workbook. New York: West Publishing Company, 1991.
MLA استشهادConover, Theodore E. Graphic Design in Action: A Workbook. New York: West Publishing Company, 1991.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.