International Conference on the Semiotics of Space and Culture & Hess-Lüttich, E. W. (1998). Signs & Space = Raum & Zeichen: An International Conference on the Semiotics of Space and Culture in Amsterdam / Ernest W. B. Hess-Lüttich. (ed.). Narr.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रInternational Conference on the Semiotics of Space and Culture और Ernest W.B Hess-Lüttich. Signs & Space = Raum & Zeichen: An International Conference on the Semiotics of Space and Culture in Amsterdam / Ernest W. B. Hess-Lüttich. (ed.). Tübingen: Narr, 1998.
एमएलए (8वां संस्करण) प्रशस्ति पत्रInternational Conference on the Semiotics of Space and Culture और Ernest W.B Hess-Lüttich. Signs & Space = Raum & Zeichen: An International Conference on the Semiotics of Space and Culture in Amsterdam / Ernest W. B. Hess-Lüttich. (ed.). Narr, 1998.