B.C.Punmia <br/><br/>
Water supply engineering : environmental engineering-1 

 - 2nd ed. 
 - New Delhi  Laxmi publications (P) ltd  1995 
 - 584 p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>New Delhi
<br/><br/><label>LC Class. No.: </label>TD 345 .P86/