Grag, Santosh Kumar <br/><br/>
irrigation engineering and Hydraulics structures  
Santosh Kumar Grag  
 - 21st  ed. 
 - New Deelhi:  Sh. Romesh Chander Khanna;  1976. reprint 2014. 
 - xxxii, 1592p.:  ill.; 
<br/><br/> includes index 
<br/><br/><label>ISBN: </label>8174090479 
<br/><br/><label>Dewey Class. No.: </label>626.8 G759i 2014