National Research Council (U.S.). Transportation Research Board, American Association of State Highway and Transportation Officials, United States. Federal Highway Administration, Nevada. Dept.of Transportation, Permanent International Association of Road Congresses, & International Symposium on Snow Removal and Ice Control Technology. (1997). Snow removal and ice control technology: Selected papers presented at the fourth international symposium, Reno, Nevada, August 11-16, 1996. National Academy Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)National Research Council (U.S.). Transportation Research Board, American Association of State Highway and Transportation Officials, United States. Federal Highway Administration, Nevada. Dept.of Transportation, Permanent International Association of Road Congresses, و International Symposium on Snow Removal and Ice Control Technology. Snow Removal and Ice Control Technology: Selected Papers Presented at the Fourth International Symposium, Reno, Nevada, August 11-16, 1996. Washington, D.C.: National Academy Press, 1997.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)National Research Council (U.S.). Transportation Research Board, et al. Snow Removal and Ice Control Technology: Selected Papers Presented at the Fourth International Symposium, Reno, Nevada, August 11-16, 1996. National Academy Press, 1997.