Das. (1999). Principles of foundation engineering (4th ed.). PWS Publishing.
Chicago Style (17th ed.) CitationDas. Principles of Foundation Engineering. 4th ed. Boston: PWS Publishing, 1999.
MLA (9th ed.) CitationDas. Principles of Foundation Engineering. 4th ed. PWS Publishing, 1999.
Warning: These citations may not always be 100% accurate.