Pennuswamy S  <br/><br/>
Transportation tunnels 
Pennuswamy S  
 - Calcutta.  Oxford & IBH Publishing co. PVT. Ltd,  1996. 
 - 182p.:  ill.;  14 cm. 
<br/><br/>
<br/><br/><label>ISBN: </label>81-204-1026-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MCE
<br/><br/><label>Dewey Class. No.: </label>624.193  / PON