Gupta, Ajaya Kumar <br/><br/>
Response spectrum method in seismic analysis and design of structures   
by Ajaya Kumar Gupta 
 - Boca Raton  CRC Press  1990 
 - xvi, 170p. 
 - New directions in civil engineering .
<br/><br/><label>ISBN: </label>0849386284 
<br/><br/><label>Dewey Class. No.: </label>624.1762  / N90