Saxena.S.C. <br/><br/>
Tunnel Engineering.(1977). 

 - 1st Ed. 
 -  Dhanpat Rai Publishing Company (P) Ltd.  1977 
 - 175p.  22 cm. 
<br/><br/><br/>Text in English 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>CIVI
<br/><br/><label>Index Terms--Genre/Form: </label><br/>C-21
<br/><br/><label>Dewey Class. No.: </label>25C-610  / SAX