Cita APA (7a ed.)

Gardiner, P. (1959). Theories of history. The Free Press [etc.].

Cita Chicago Style (17a ed.)

Gardiner, Patrick. Theories of History. Glencoe (Illinois) [etc.]: The Free Press [etc.], 1959.

Cita MLA (9a ed.)

Gardiner, Patrick. Theories of History. The Free Press [etc.], 1959.