Duncan, J. (1992). Soils and foundations for architects and engineers. Van Nostrand Reinhold Company.
Chicago Edition CitationDuncan, Jr. Soils and Foundations for Architects and Engineers. New York: Van Nostrand Reinhold Company, 1992.
Cita MLADuncan, Jr. Soils and Foundations for Architects and Engineers. Van Nostrand Reinhold Company, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.