Bullen, K. E.  1906- <br/><br/>
An introduction to the theory of seismology / 
by K. E. Bullen 
 - 2nd ed. 
 - Cambridge :  The University Press,  1953 
 - xv, 296 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label> Rs. 159.50 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Seismology