Lua APA (7ú heag.)
Biennial Geotechnical Seminar Denver, Colo, American Society of Civil Engineers. Geo-Institute, American Society of Civil Engineers. Colorado Section. Geo-Institute Chapter, Association of Environmental & Engineering Geologists. Rocky Mountain Section, Colorado Association of Geotechnical Engineers, ebrary, Inc, . . . Wiltshire, R. L. (2013). GeoChallenges: Rising to the geotechnical challenges of Colorado : proceedings of the 2012 Biennial Geotechnical Seminar, November 9, 2012, Denver, Colorado. American Society of Civil Engineers.
Lua i Stíl Chicago (17ú heag.)
Biennial Geotechnical Seminar Denver, Colo, American Society of Civil Engineers. Geo-Institute, American Society of Civil Engineers. Colorado Section. Geo-Institute Chapter, Association of Environmental & Engineering Geologists. Rocky Mountain Section, Colorado Association of Geotechnical Engineers, Inc ebrary, Christoph M. Goss, Jere A. Strickland, agus Richard L. Wiltshire. GeoChallenges: Rising to the Geotechnical Challenges of Colorado : Proceedings of the 2012 Biennial Geotechnical Seminar, November 9, 2012, Denver, Colorado. Reston, Va.: American Society of Civil Engineers, 2013.
Lua MLA (9ú heag.)
Biennial Geotechnical Seminar Denver, Colo, et al. GeoChallenges: Rising to the Geotechnical Challenges of Colorado : Proceedings of the 2012 Biennial Geotechnical Seminar, November 9, 2012, Denver, Colorado. American Society of Civil Engineers, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.