Ganguly, S. N., & Wittgenstein, L. (1968). Wittgenstein's Tractatus: A preliminary. Centre of Advanced Study in Philosophy, Visva-Bharati.
Lua i Stíl Chicago (17ú heag.)Ganguly, S. N., agus Ludwig Wittgenstein. Wittgenstein's Tractatus: A Preliminary. Santiniketan: Centre of Advanced Study in Philosophy, Visva-Bharati, 1968.
Lua MLA (8ú heag.)Ganguly, S. N., agus Ludwig Wittgenstein. Wittgenstein's Tractatus: A Preliminary. Centre of Advanced Study in Philosophy, Visva-Bharati, 1968.
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