Indian standard recommendation for labour output constants for building work  pt. 1, north zone 
Indian Standards Institution 
 - New Delhi  Indian Standards Institution  1974 
 - 12p. 
<br/><br/> IS 7272 : Part 1 : 1974 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Building Work<br/> Standards <br/>NASA Thesaurus 
<br/><br/><label>Universal Decimal Class. No.: </label>083.7:69.008  / ISI