Cita APA (7a ed.)

Bagley, J. J. (1971). Historical interpretation. Penguin.

Cita Chicago Style (17a ed.)

Bagley, John J. Historical Interpretation. Harmondsworth [etc.]: Penguin, 1971.

Cita MLA (9a ed.)

Bagley, John J. Historical Interpretation. Penguin, 1971.