TY - GEN AU - Das,Braja M. TI - Principles of foundation engineering SN - 9788131518786 (Hbk) U1 - 624.15 PY - 2011/// & 2004 CY - New Delhi, Singapore PB - 7th ed (Cengage Learning), 5th ed ( Thomas Asia) KW - Foundations N1 - Includes bibliographical references and index ER -