Williams, M. (2001). Problems of Knowledge: A Critical Introduction to Epistemology. Oxford University Press.
Citazione stile Chigago Style (17a edizione)Williams, Michael. Problems of Knowledge: A Critical Introduction to Epistemology. Oxford University Press, 2001.
Citatione MLA (9a ed.)Williams, Michael. Problems of Knowledge: A Critical Introduction to Epistemology. Oxford University Press, 2001.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.