Boylan, M., & Michael Boylan; Robert J. Fogelin. (1993). Perspectives in philosophy. Fort Worth: Harcourt Brace Jovanovich College.
Čikaški stil citiranjaBoylan, Michael, i Michael Boylan; Robert J. Fogelin. Perspectives in Philosophy. Fort Worth: Harcourt Brace Jovanovich College, 1993.
MLA način citiranjaBoylan, Michael, i Michael Boylan; Robert J. Fogelin. Perspectives in Philosophy. Fort Worth: Harcourt Brace Jovanovich College, 1993.
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