APA (7th ed.) Citation

Liu, H., Liang, R. Y., Yang, K., & Nusairat, J. (2011). Slope Stability and Earth Retaining Walls. American Society of Civil Engineers.

Chicago Style (17th ed.) Citation

Liu, Hanlong, Robert Y. Liang, Ke Yang, and Jamal Nusairat. Slope Stability and Earth Retaining Walls. Reston, VA: American Society of Civil Engineers, 2011.

MLA (9th ed.) Citation

Liu, Hanlong, et al. Slope Stability and Earth Retaining Walls. American Society of Civil Engineers, 2011.