Safwan Khedr และ Maram Saudy. (2016) Superpave versus Conventional Techniques for Designing Normal and Modified Asphalt Mixes. ISEC Press:ม.ป.ท.Safwan Khedr และ Maram Saudy. 2016. Superpave versus Conventional Techniques for Designing Normal and Modified Asphalt Mixes. ม.ป.ท.:ISEC Press;Safwan Khedr และ Maram Saudy. Superpave versus Conventional Techniques for Designing Normal and Modified Asphalt Mixes. ม.ป.ท.:ISEC Press, 2016. Print.