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.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)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.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)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.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.