Bring, C. (1982). Testing of slipperiness: Forces applied to the floor and movements of the foot in walking and in slipping on the heel. Swedish Council for Building Research.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Bring, Christer. Testing of Slipperiness: Forces Applied to the Floor and Movements of the Foot in Walking and in Slipping on the Heel. Stockholm: Swedish Council for Building Research, 1982.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Bring, Christer. Testing of Slipperiness: Forces Applied to the Floor and Movements of the Foot in Walking and in Slipping on the Heel. Swedish Council for Building Research, 1982.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.