Cita APA (7a ed.)
Das, B. M., & Sobahan Khaled. (2014). Principles of geotechnical engineering (8th ed.). New Delhi.
Cita Chicago Style (17a ed.)
Das, Braja M., y Sobahan Khaled. Principles of Geotechnical Engineering. 8th ed. Cengage Learning India Pvt Ltd,: New Delhi, 2014.
Cita MLA (9a ed.)
Das, Braja M., y Sobahan Khaled. Principles of Geotechnical Engineering. 8th ed. New Delhi, 2014.
Precaución: Estas citas no son 100% exactas.