Council on Tall Buildings and Urban Habitat. (2006). Thinking outside the box: Tapered, tilted, twisted towers [at the] CTBUH Chicago 2006 conference [videorecording]. CTBUH.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Council on Tall Buildings and Urban Habitat. Thinking Outside the Box: Tapered, Tilted, Twisted Towers [at the] CTBUH Chicago 2006 Conference [videorecording]. Chicago: CTBUH, 2006.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Council on Tall Buildings and Urban Habitat. Thinking Outside the Box: Tapered, Tilted, Twisted Towers [at the] CTBUH Chicago 2006 Conference [videorecording]. CTBUH, 2006.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.