Ewing, A. (1951). The Fundamental Questions of Philosophy. Routledge & Kagan Paul.
Chicago-čujuhus (17. p.)Ewing, A.C. The Fundamental Questions of Philosophy. New York: Routledge & Kagan Paul, 1951.
MLA-čujuhus (9. p.)Ewing, A.C. The Fundamental Questions of Philosophy. Routledge & Kagan Paul, 1951.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.