An introduction to the theory of seismology /
Bullen, K. E.
An introduction to the theory of seismology / by K.E. Bullen. - 3rd ed. - Cambridge : University Press, 1963. - VIII, 381 p. : il. ; 22 cm.
An introduction to the theory of seismology / by K.E. Bullen. - 3rd ed. - Cambridge : University Press, 1963. - VIII, 381 p. : il. ; 22 cm.
