Study of the substitution of labour and equipment in civil construction: phase II final report 

 -  1974 
 - Staff working paper  No. 172  .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Labour law<br/>Economic feasibility
<br/><br/><label>Dewey Class. No.: </label>331.11  / INT