Canfield, J. V. (1997). Philosophy of meaning, knowledge and value in the twentieth century. Routledge.
Chicago-referens (17:e uppl.)Canfield, John V. Philosophy of Meaning, Knowledge and Value in the Twentieth Century. London: Routledge, 1997.
MLA-referens (9:e uppl.)Canfield, John V. Philosophy of Meaning, Knowledge and Value in the Twentieth Century. Routledge, 1997.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.