Cita APA (7a ed.)

Wolf, P. M. (1974). The future of the city: New directions in urban planning. Watson-Guptill.

Cita Chicago Style (17a ed.)

Wolf, Peter M. The Future of the City: New Directions in Urban Planning. New York: Watson-Guptill, 1974.

Cita MLA (9a ed.)

Wolf, Peter M. The Future of the City: New Directions in Urban Planning. Watson-Guptill, 1974.