(1973). Map showing areas of estimated relative amounts of landslides in California. U.S. Geological Survey.
Chicago-Zitierstil (17. Ausg.)Map Showing Areas of Estimated Relative Amounts of Landslides in California. Washington, D.C: U.S. Geological Survey, 1973.
MLA-Zitierstil (9. Ausg.)Map Showing Areas of Estimated Relative Amounts of Landslides in California. U.S. Geological Survey, 1973.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.