Cita APA (7a ed.)

Birley, A. R. (2000). Hadrian: The restless emperor. Routledge.

Cita Chicago Style (17a ed.)

Birley, Anthony Richard. Hadrian: The Restless Emperor. London [etc.]: Routledge, 2000.

Cita MLA (9a ed.)

Birley, Anthony Richard. Hadrian: The Restless Emperor. Routledge, 2000.