Directory of tunnels/ 
edited by V.K. Kanjlia, P.P. Wahi, A.C. Gupta 
 - New Delhi:  Central Board of Irrigation & Power,  2008. 
 - xiv, 329 p. ;  29 cm. 
<br/><br/><label>ISBN: </label>9788173363139 8173363137 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tunnels
<br/><br/><label>Dewey Class. No.: </label>624.193  / KAN/D