Changsha li gong da xue, American Society of Civil Engineers. Geo-Institute, ebrary, Inc, GeoHunan International Conference on Challenges and Recent Advances in Pavement Technologies and Transportation Geotechnics, & Ali, L. (2009). Recent advancement in soil behavior, in situ test methods, pile foundations, and tunneling: Selected papers from the 2009 GeoHunan International Conference, August 3-6, 2009, Changsha, Hunan, China. American Society of Civil Engineers.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Changsha li gong da xue, American Society of Civil Engineers. Geo-Institute, Inc ebrary, GeoHunan International Conference on Challenges and Recent Advances in Pavement Technologies and Transportation Geotechnics, و Liaqat Ali. Recent Advancement in Soil Behavior, in Situ Test Methods, Pile Foundations, and Tunneling: Selected Papers from the 2009 GeoHunan International Conference, August 3-6, 2009, Changsha, Hunan, China. Reston, Va.: American Society of Civil Engineers, 2009.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Changsha li gong da xue, et al. Recent Advancement in Soil Behavior, in Situ Test Methods, Pile Foundations, and Tunneling: Selected Papers from the 2009 GeoHunan International Conference, August 3-6, 2009, Changsha, Hunan, China. American Society of Civil Engineers, 2009.