Ellison, B. K. <br/><br/>
Labour intensive methods in road construction / 
B. K. Ellison. 
 - [Port Moresby] :  Dept. of Public Works, Roads and Bridges Division,  [1973]. 
 - [33 leaves] ;  30 cm. 
 - Technical report ; RB 401 .
 - Technical report (Papua New Guinea. Roads and Bridges Division) ; 401 .
<br/><br/> Photocopy. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Road construction industry--Papua New Guinea.<br/>Road construction workers--Papua New Guinea.<br/>Roads--Design and construction--Papua New Guinea.