TY  - BOOK
AU  - Cook, A. H.
TI  -  Physics of the earth and planets
U1  - 551 
PY  - 1973///
CY  - New york
PB  - Williams clowes & sons
KW  - Elastic waves in the earth
KW  - Oscillations and vibrations
KW  - Radioactivity and the ages of rocks
ER  -