International Wittgenstein Symposium Kirchberg/Wechsel, Austria, & Weingartner, P. (1983). Epistemology and philosophy of science: Proceedings of the 7th International Wittgenstein Symposium, 22nd to 29th August 1982, Kirchberg am Wechsel (Austria). Holder-Pichler-Tempsky.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিInternational Wittgenstein Symposium Kirchberg/Wechsel, Austria, এবং Paul Weingartner. Epistemology and Philosophy of Science: Proceedings of the 7th International Wittgenstein Symposium, 22nd to 29th August 1982, Kirchberg Am Wechsel (Austria). Vienna: Holder-Pichler-Tempsky, 1983.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিInternational Wittgenstein Symposium Kirchberg/Wechsel, Austria, এবং Paul Weingartner. Epistemology and Philosophy of Science: Proceedings of the 7th International Wittgenstein Symposium, 22nd to 29th August 1982, Kirchberg Am Wechsel (Austria). Holder-Pichler-Tempsky, 1983.