APA (7th ed.) Citation

Sidle, R. C., Pearce, A. J., & O'Loughlin, C. L. (1985). Hillslope stability and land use. American Geophysical Union.

Chicago Style (17th ed.) Citation

Sidle, Roy C., Andrew J. Pearce, and Colin L. O'Loughlin. Hillslope Stability and Land Use. Washington, D.C: American Geophysical Union, 1985.

MLA (9th ed.) Citation

Sidle, Roy C., et al. Hillslope Stability and Land Use. American Geophysical Union, 1985.