International Society of Soil Mechanics and Foundation Engineering. (1969). VIas printed] congres international.: International conference, Mexico, 1969. Sessions speciales nos. 14 et 15. Speciality sessions no. 14 and 15. Societe de diffusion des techniques du batiment et des travaux publics.
Chicago Style (17th ed.) CitationInternational Society of Soil Mechanics and Foundation Engineering. VIas Printed] Congres International.: International Conference, Mexico, 1969. Sessions Speciales Nos. 14 Et 15. Speciality Sessions No. 14 and 15. Paris: Societe de diffusion des techniques du batiment et des travaux publics, 1969.
MLA (9th ed.) CitationInternational Society of Soil Mechanics and Foundation Engineering. VIas Printed] Congres International.: International Conference, Mexico, 1969. Sessions Speciales Nos. 14 Et 15. Speciality Sessions No. 14 and 15. Societe de diffusion des techniques du batiment et des travaux publics, 1969.