Cita APA (7a ed.)
Westphal, J. (1998). Philosophical propositions: An introduction to philosophy. Routledge.
Cita Chicago Style (17a ed.)
Westphal, Jonathan. Philosophical Propositions: An Introduction to Philosophy. London ; New York: Routledge, 1998.
Cita MLA (9a ed.)
Westphal, Jonathan. Philosophical Propositions: An Introduction to Philosophy. Routledge, 1998.
Precaución: Estas citas no son 100% exactas.