Williamson, T., & Association, T. M. (1992). Inexact knowledge. Oxford University Press.
Cita Chicago (17th ed.)Williamson, T., i The Mind Association. Inexact Knowledge. Oxford University Press, 1992.
Cita MLA (9th ed.)Williamson, T., i The Mind Association. Inexact Knowledge. Oxford University Press, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.