ebrary, Inc, & Leaman, O. (1998). The future of philosophy: Towards the twenty-first century. Routledge.
Čikaški stil citiranja (17. izdanje)ebrary, Inc, i Oliver Leaman. The Future of Philosophy: Towards the Twenty-first Century. London : New York: Routledge, 1998.
MLA način citiranja (9. izdanje)ebrary, Inc, i Oliver Leaman. The Future of Philosophy: Towards the Twenty-first Century. Routledge, 1998.
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