Lyndon, D., & Wingwall, A. (1982). The city observed, Boston: A guide to the architecture of the Hub (1st Vintage Books ed.). Vintage Books.
Cita Chicago (17th ed.)Lyndon, Donlyn, i Alice Wingwall. The City Observed, Boston: A Guide to the Architecture of the Hub. 1st Vintage Books ed. New York: Vintage Books, 1982.
Cita MLA (9th ed.)Lyndon, Donlyn, i Alice Wingwall. The City Observed, Boston: A Guide to the Architecture of the Hub. 1st Vintage Books ed. Vintage Books, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.