TY  - BOOK
AU  - Ritchie,David
TI  - Superquake!: why earthquakes occur and when the big one will hit southern California 
SN  - 0517566990
AV  - QE535.2.U6 R58 1987
U1  - 551.2/2 19
PY  - 1988///
CY  - New York
PB  - Crown
KW  - Earthquakes
KW  - California
KW  - Los Angeles Region
KW  - Popular works
N1  - Includes index; Bibliography: p. 173-176
UR  - http://www.archive.org/details/superquakewhyear00ritc
UR  - http://www.openlibrary.org/books/OL2380305M
ER  -