Major, J. J., & Scott, K. M. (1988). Volcaniclastic sedimentation in the Lewis River valley, Mount St. Helens, Washington: Processes, extent, and hazards. United States Gov. Print. Off.
Chicago-Zitierstil (17. Ausg.)Major, Jon J., und Kevin M. Scott. Volcaniclastic Sedimentation in the Lewis River Valley, Mount St. Helens, Washington: Processes, Extent, and Hazards. Washington: United States Gov. Print. Off, 1988.
MLA-Zitierstil (9. Ausg.)Major, Jon J., und Kevin M. Scott. Volcaniclastic Sedimentation in the Lewis River Valley, Mount St. Helens, Washington: Processes, Extent, and Hazards. United States Gov. Print. Off, 1988.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.