Cita APA (7a ed.)

Prior, A. N. (1967). Past, present and future. Clarendon.

Cita Chicago Style (17a ed.)

Prior, A. N. Past, Present and Future. Oxford: Clarendon, 1967.

Cita MLA (9a ed.)

Prior, A. N. Past, Present and Future. Clarendon, 1967.