TY  - BOOK
AU  - Jeffreys,Harold
TI  - The Earth: its origin, history, and physical constitution 
U1  - 551 
PY  - 1959///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Geophysics
KW  - Earth : Constitution
KW  - Earth
N1  - Bibliography: p. 402-416
ER  -