Flaschka, M. (1998). The intelligent travel company: Enhancing organizational intelligence through management systems. Verlag Paul Haupt.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFlaschka, Michael. The Intelligent Travel Company: Enhancing Organizational Intelligence Through Management Systems. Bern: Verlag Paul Haupt, 1998.
एमएलए (8वां संस्करण) प्रशस्ति पत्रFlaschka, Michael. The Intelligent Travel Company: Enhancing Organizational Intelligence Through Management Systems. Verlag Paul Haupt, 1998.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.