APA (7 वां संस्करण) प्रशस्ति पत्र
Cullen, K. (2012). Design elements, typography fundamentals: A graphic style manual for understanding how typography affects design. Rockport Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Cullen, Kristin. Design Elements, Typography Fundamentals: A Graphic Style Manual for Understanding How Typography Affects Design. Beverly, Mass.: Rockport Publishers, 2012.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Cullen, Kristin. Design Elements, Typography Fundamentals: A Graphic Style Manual for Understanding How Typography Affects Design. Rockport Publishers, 2012.
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