Cushman, R. E. (1958). Therapeia: Plato's conception of philosophy. University of North Carolina Press.
Citazione stile Chigago Style (17a edizione)Cushman, Robert E. Therapeia: Plato's Conception of Philosophy. Chapel Hill: University of North Carolina Press, 1958.
Citatione MLA (8a ed.)Cushman, Robert E. Therapeia: Plato's Conception of Philosophy. University of North Carolina Press, 1958.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.