Cita APA (7a ed.)

Kammen, M. G. (2001). Spheres of Liberty: Changing Perceptions of Liberty in American Culture. Banner Books.

Cita Chicago Style (17a ed.)

Kammen, Michael G. Spheres of Liberty: Changing Perceptions of Liberty in American Culture. Jackson: Banner Books, 2001.

Cita MLA (8a ed.)

Kammen, Michael G. Spheres of Liberty: Changing Perceptions of Liberty in American Culture. Banner Books, 2001.