Ryan, J. K. (2018). Studies in philosophy and the history of philosophy. Catholic University of America Press (Bibliovault) : Catholic University of America Press.
Čikaški stil citiranja (17. izdanje)Ryan, John K. Studies in Philosophy and the History of Philosophy. [Place of publication not identified]: Catholic University of America Press (Bibliovault) : Catholic University of America Press, 2018.
MLA način citiranja (9. izdanje)Ryan, John K. Studies in Philosophy and the History of Philosophy. Catholic University of America Press (Bibliovault) : Catholic University of America Press, 2018.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.