Das, Braja M. Principles of Foundation Engineering / Braja M. Das and Nagaratnam Sivakugan. - 9th ed. - Boston : Cengage Learning, c2019. - xxi, 856 p. : ill. ; 26 cm. includes index ISBN: 9781337705028 9781337702595 Subjects--Topical Terms: FoundationsPiling (Civil engineering) Dewey Class. No.: 624.15 / DAP 2019