Cita APA (7th ed.)

Gordon, D. L. (2006). Planning twentieth-century capital cities. Routledge.

Cita Chicago (17th ed.)

Gordon, David L.A. Planning Twentieth-century Capital Cities. London: Routledge, 2006.

Cita MLA (9th ed.)

Gordon, David L.A. Planning Twentieth-century Capital Cities. Routledge, 2006.