EWING, A. (1985). The Fundamental questions of philosophy. Routledge.
Cita Chicago (17th ed.)EWING, A.C. The Fundamental Questions of Philosophy. London: Routledge, 1985.
Cita MLA (9th ed.)EWING, A.C. The Fundamental Questions of Philosophy. Routledge, 1985.
Atenció: Aquestes cites poden no estar 100% correctes.