Bureau of Indian Standard <br/><br/>
IS : 1172 1983  Code basic requirement for water supply,draiange and sanitation 

 - 3rd 
 - New Delhi  Bureau of Indian Standard  1984 
 - 22 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mechanical Engineering
<br/><br/><label>Dewey Class. No.: </label>624  / BU-I