Campbell, R. H. (1975). Soil slips, debris flows, and rainstorms in the Santa Monica Mountains and vicinity, southern California. United States Gov. Print. Off.
Chicago-Zitierstil (17. Ausg.)Campbell, Russell H. Soil Slips, Debris Flows, and Rainstorms in the Santa Monica Mountains and Vicinity, Southern California. Washington: United States Gov. Print. Off, 1975.
MLA-Zitierstil (9. Ausg.)Campbell, Russell H. Soil Slips, Debris Flows, and Rainstorms in the Santa Monica Mountains and Vicinity, Southern California. United States Gov. Print. Off, 1975.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.