Council on Hotel, Restaurant, and Institutional Education (U.S.). (1993). A Guide to college programs in hospitality and tourism: A directory of CHRIE member colleges and universities (3rd ed.). Wiley.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Council on Hotel, Restaurant, and Institutional Education (U.S.). A Guide to College Programs in Hospitality and Tourism: A Directory of CHRIE Member Colleges and Universities. 3rd ed. New York, N.Y: Wiley, 1993.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Council on Hotel, Restaurant, and Institutional Education (U.S.). A Guide to College Programs in Hospitality and Tourism: A Directory of CHRIE Member Colleges and Universities. 3rd ed. Wiley, 1993.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.