Janik, A., & Veigl, H. (1998). Wittgenstein in Vienna: A biographical excursion through the city and its history. Springer.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रJanik, Allan, और Hans Veigl. Wittgenstein in Vienna: A Biographical Excursion Through the City and Its History. Wien u.a.: Springer, 1998.
एमएलए (8वां संस्करण) प्रशस्ति पत्रJanik, Allan, और Hans Veigl. Wittgenstein in Vienna: A Biographical Excursion Through the City and Its History. Springer, 1998.
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