Holland, D., Drenttel, W., & Beirut, M. (1997). Design in depth: Unique projects created, visually explored and analyzed by fifty-one leading design firms. Rockport Pub.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Holland, DK, William Drenttel, و Michael Beirut. Design in Depth: Unique Projects Created, Visually Explored and Analyzed by Fifty-one Leading Design Firms. Rockport Mass: Rockport Pub, 1997.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Holland, DK, et al. Design in Depth: Unique Projects Created, Visually Explored and Analyzed by Fifty-one Leading Design Firms. Rockport Pub, 1997.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.