Das, Braja M. Fundamentals of geotechnical engineering / by Braja M. Das and Nagaratnam Sivakugan - 5th ed. - New Delhi : Cengage learning, 2018. - xx, 774 pages : illustrations ; 24 cm. Includes bibliographical references and index. ISBN: 9789386858139 Dewey Class. No.: 624.1 / DAS/F