Prototractatus an early version of Tractatus logico-philosophicus

ग्रंथसूची विवरण
मुख्य लेखक:	Wittgenstein, Ludwig 1889-1951
स्वरूप:	पुस्तक
भाषा:	English German
प्रकाशित:	London Routledge & Kegan Paul [c1971]
विषय:	Logic, Symbolic and mathematical. Language and languages > Philosophy.