Geotechnical Seminar Denver, Colo, American Society of Civil Engineers. Geo-Institute, ebrary, Inc, & Goss, C. M. (2009). Geo-velopment: The role of geological and geotechnical engineering in new and redevelopment projects : proceedings of the 2008 Biennial Geotechnical Seminar, November 7, 2008, Denver, Colorado. American Society of Civil Engineers.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Geotechnical Seminar Denver, Colo, American Society of Civil Engineers. Geo-Institute, Inc ebrary, و Christoph M. Goss. Geo-velopment: The Role of Geological and Geotechnical Engineering in New and Redevelopment Projects : Proceedings of the 2008 Biennial Geotechnical Seminar, November 7, 2008, Denver, Colorado. Reston, Va.: American Society of Civil Engineers, 2009.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Geotechnical Seminar Denver, Colo, et al. Geo-velopment: The Role of Geological and Geotechnical Engineering in New and Redevelopment Projects : Proceedings of the 2008 Biennial Geotechnical Seminar, November 7, 2008, Denver, Colorado. American Society of Civil Engineers, 2009.