(2004). The Loma Prieta, California, earthquake of October 17, 1989: Geologic setting and crustal structure. U.S. Geological Survey.
Chicago-Zitierstil (17. Ausg.)The Loma Prieta, California, Earthquake of October 17, 1989: Geologic Setting and Crustal Structure. Reston, Virginia: U.S. Geological Survey, 2004.
MLA-Zitierstil (9. Ausg.)The Loma Prieta, California, Earthquake of October 17, 1989: Geologic Setting and Crustal Structure. U.S. Geological Survey, 2004.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.