Das, B. M., & Ramana, G. V. (2011). Principles of soil dynamics (2a. ed.). Cengage Learning.
芝加哥风格引文Das, Braja M., 与 G. V. Ramana. Principles of Soil Dynamics. 2a. ed. Stamford: Cengage Learning, 2011.
MLA引文Das, Braja M., 与 G. V. Ramana. Principles of Soil Dynamics. 2a. ed. Cengage Learning, 2011.
警告：这些引文格式不一定是100％准确.