Cita APA (7a ed.)

Prior, A. N., Geach, P. T., & Kenny, A. (1976). The doctrine of propositions and terms. Duckworth.

Cita Chicago Style (17a ed.)

Prior, Arthur N., P. T. Geach, y Anthony Kenny. The Doctrine of Propositions and Terms. London: Duckworth, 1976.

Cita MLA (9a ed.)

Prior, Arthur N., et al. The Doctrine of Propositions and Terms. Duckworth, 1976.