APA (7th ed.) Citation

Das, B. M., & Sivakugan, N. (2019). Principles of foundation engineering (Ninth edition.). Cengage.

Chicago Style (17th ed.) Citation

Das, Braja M., and N. Sivakugan. Principles of Foundation Engineering. Ninth edition. Boston: Cengage, 2019.

MLA (9th ed.) Citation

Das, Braja M., and N. Sivakugan. Principles of Foundation Engineering. Ninth edition. Cengage, 2019.

Warning: These citations may not always be 100% accurate.