Bureau of Indian Standard <br/><br/>
SI : 7272 Pt I  Recommendation for labour output constatnts fro building work 

 - 1st 
 - New Delhi  Bureau of Indian Standard  1974 
 - 12 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Civil Engineering
<br/><br/><label>Dewey Class. No.: </label>690  / BU-I