APA (7th ed.) Citation

(1989). Landslides in central California: San Francisco and central California, July 20-29, 1989. American Geophysical Union.

Chicago Style (17th ed.) Citation

Landslides in Central California: San Francisco and Central California, July 20-29, 1989. Washington, D.C: American Geophysical Union, 1989.

MLA (9th ed.) Citation

Landslides in Central California: San Francisco and Central California, July 20-29, 1989. American Geophysical Union, 1989.