00240nam a22000857a 4500 533827 533827 Principles of Soil Mechanics and Foundation Engineering - 5th edi 842p;xv ddc BK 0 0 ddc 0 0 495207 NIT NIT 2020-01-21 1 1 NIT-253 2020-10-19 2020-01-21 2020-01-21 BK