Cita APA (7a ed.)

Richardson, J. F. (1972). The american city: Historical studies. Xerox College.

Cita Chicago Style (17a ed.)

Richardson, James F. The American City: Historical Studies. Waltham: Xerox College, 1972.

Cita MLA (9a ed.)

Richardson, James F. The American City: Historical Studies. Xerox College, 1972.