American Society of Civil Engineers. Pipeline Division. Specialty Conference, ebrary, Inc, Atalah, A., & Tremblay, A. (2006). Pipelines 2006: Service to the owner : proceedings of the Pipeline Division Specialty Conference, July 30 to August 2, 2006, Chicago, Illinois. American Society of Civil Engineers.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)American Society of Civil Engineers. Pipeline Division. Specialty Conference, Inc ebrary, Alan Atalah, و Armand Tremblay. Pipelines 2006: Service to the Owner : Proceedings of the Pipeline Division Specialty Conference, July 30 to August 2, 2006, Chicago, Illinois. Reston, VA: American Society of Civil Engineers, 2006.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)American Society of Civil Engineers. Pipeline Division. Specialty Conference, et al. Pipelines 2006: Service to the Owner : Proceedings of the Pipeline Division Specialty Conference, July 30 to August 2, 2006, Chicago, Illinois. American Society of Civil Engineers, 2006.