Não informado. (2020). Proceedings of the Association of Asphalt Paving Technologists. Association of Asphalt Paving Technologists.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. Proceedings of the Association of Asphalt Paving Technologists. Minneapolis, Minn: Association of Asphalt Paving Technologists, 2020.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. Proceedings of the Association of Asphalt Paving Technologists. Association of Asphalt Paving Technologists, 2020.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.