Cita APA (7th ed.)

Forrester, K. (2001). Subsurface drainage for slope stabilization. American Society of Civil Engineers. https://doi.org/10.1061/9780784400166

Cita Chicago (17th ed.)

Forrester, Kevin. Subsurface Drainage for Slope Stabilization. Reston, Virginia: American Society of Civil Engineers, 2001. https://doi.org/10.1061/9780784400166.

Cita MLA (9th ed.)

Forrester, Kevin. Subsurface Drainage for Slope Stabilization. American Society of Civil Engineers, 2001. https://doi.org/10.1061/9780784400166.