Cita APA (7a ed.)

Patterson, T. E. (1993). The American democracy (2nd ed.). McGraw-Hill.

Cita Chicago Style (17a ed.)

Patterson, Thomas E. The American Democracy. 2nd ed. New York: McGraw-Hill, 1993.

Cita MLA (9a ed.)

Patterson, Thomas E. The American Democracy. 2nd ed. McGraw-Hill, 1993.