Cook, John W.
Wittgenstein's metaphysics
Cambridge University Press , 1994
 Buku Teks SO
Wittgenstein and the problem of other minds
edited by Harold Morick
McGraw-Hill, 1967
 Buku Teks SO
Travis, Charles
The used of sense: Wittgenstein's philosophy of language
Clarendon Press, 1989
 Buku Teks SO
Vincentia Irmayanti Meliono
Permainan-permainan bahasa menurut Wittgenstein
Fakultas Ilmu Pengetahuan Budaya Universitas Indonesia, 1986
 UI - Skripsi Membership
Coates, John
The claims of sense: Moore, Wittgenstein, Keynes and the social science
Cambridge Cambridge University Press 1996,
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