Cita APA

Aaron, R. I. 1. (1967). The theory of universals (2nd ed.). Oxford: At the Clarendon Press.

Citación estilo Chicago

Aaron, Richard I. 1901-1987. The Theory of Universals. 2nd ed. Oxford: At the Clarendon Press, 1967.

Cita MLA

Aaron, Richard I. 1901-1987. The Theory of Universals. 2nd ed. Oxford: At the Clarendon Press, 1967.