Bolt, B. A. (1975). Geological hazards. Springer verlag Berlin heidelberg.
Chicago Edition CitationBolt, B. A. Geological Hazards. New York: Springer verlag Berlin heidelberg, 1975.
Cita MLABolt, B. A. Geological Hazards. Springer verlag Berlin heidelberg, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.