TY  - BOOK
AU  - K E BUTTEN
TI  - AN INTRODUCTION TO THE THEORY OF SEISMOLOGY
U1  - GN624.176B873I3 
PY  - 1963///
CY  - CAMBRIDGE
PB  - Cambridge University Press
KW  - AN INTRODUCTION TO THE THEORY OF SEISMOLOGY
N1  - MODERN BOOK JABALPUR
ER  -