APA Style
Das, Braja M., Sobhan, Khaled. (2017).
Principles of Geotechnical Engineering (Ed. 9th).
Massachusetts:
Cengage Learning.
Chicago Style
Das, Braja M., Sobhan, Khaled.
Principles of Geotechnical Engineering.
Ed. 9th
Massachusetts:
Cengage Learning,
2017.
Text.
MLA Style
Das, Braja M., Sobhan, Khaled.
Principles of Geotechnical Engineering.
Ed. 9th
Massachusetts:
Cengage Learning,
2017.
Text.
Turabian Style
Das, Braja M., Sobhan, Khaled.
Principles of Geotechnical Engineering.
Ed. 9th
Massachusetts:
Cengage Learning,
2017.
Print.