Citazione Stile APA (7a Edizione)

Urban America, Inc. (1966). Our people and their cities: Chart book. s.n.

Citazione stile Chigago Style (17a edizione)

Urban America, Inc. Our People and Their Cities: Chart Book. Washington, D. C: s.n, 1966.

Citatione MLA (9a ed.)

Urban America, Inc. Our People and Their Cities: Chart Book. s.n, 1966.