Saxena, S.C. <br/><br/>
Tunnel Engineering 

 - 1st 
 - New Delhi  Dhanpat Rai  2011 
 - viii, 175p. 
<br/><br/><label>ISBN: </label> RS 90.00 
<br/><br/><label>Dewey Class. No.: </label>624.193 SAX, S.C.