United Nations. Economic Commission for Europe & International Federation of Robotics. (2002). World robotics, 2002: [statistics, market analysis, forecasts, case studies and profitability of robot investment]. United Nations Publications.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)United Nations. Economic Commission for Europe و International Federation of Robotics. World Robotics, 2002: [statistics, Market Analysis, Forecasts, Case Studies and Profitability of Robot Investment]. New York: United Nations Publications, 2002.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)United Nations. Economic Commission for Europe و International Federation of Robotics. World Robotics, 2002: [statistics, Market Analysis, Forecasts, Case Studies and Profitability of Robot Investment]. United Nations Publications, 2002.