Ministry of Works and Human Settlement. <br/><br/>
Labour and material coefficients (electrical) 2009 / 

 - Thimphu, Bhutan :  Ministry of Works and Human Settlement, Standard and Quality Control Authority,  2009. 
 - 365 p. :  ill. ;  29 cm 
<br/><br/><label>ISBN: </label>NA 
<br/><br/><label>LC Class. No.: </label>GD00334 
<br/><br/><label>Dewey Class. No.: </label>A3.10  / MoWHS