TY - GEN AU - Das, Braja M., TI - Principles of geotechnical engineering SN - 0534921302 AV - TA710 U1 - 624.1/5136 20 PY - 1990/// CY - Boston PB - PWS-Kent Pub. Co. KW - Engineering geology KW - Soil mechanics N1 - Includes bibliographical references ER -