World Tourism Organization. Commission for East Asia and The Pacific. (1993). Technical Seminar on Tourism Trends and Marketing Strategies: East Asia and the Pacific: seminar report. World Tourism Organization.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)World Tourism Organization. Commission for East Asia and The Pacific. Technical Seminar on Tourism Trends and Marketing Strategies: East Asia and the Pacific: Seminar Report. Madrid: World Tourism Organization, 1993.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)World Tourism Organization. Commission for East Asia and The Pacific. Technical Seminar on Tourism Trends and Marketing Strategies: East Asia and the Pacific: Seminar Report. World Tourism Organization, 1993.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.