United States. Center for Design Excellence and the Arts. (2002). Vision + voice. U.S. General Services Administration, Public Buildings Service, Office of the Chief Architect, Center for Design Excellence and the Arts.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)United States. Center for Design Excellence and the Arts. Vision + Voice. Washington, DC: U.S. General Services Administration, Public Buildings Service, Office of the Chief Architect, Center for Design Excellence and the Arts, 2002.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)United States. Center for Design Excellence and the Arts. Vision + Voice. U.S. General Services Administration, Public Buildings Service, Office of the Chief Architect, Center for Design Excellence and the Arts, 2002.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.