AHUJA T D AND BIRDI G S <br/><br/>
Roads Railways Bridges and Tunnel Engineering 

 - New Delhi  Standard Book House  1978 
 - XVI+584p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tunnel Engineering
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Roads<br/>Railways<br/>Bridges<br/>Tunnel<br/>Engineering<br/>Tunnel Engineering