Implementing construction by contract or day labor   Construcción por contrato o por administracón = Exécution des travaux à l'enterprise ou en régie / 
Transportation Research Board, Commission on Sociotechnical Systems, National Research Council. 
 - Washington, D.C. :  National Academy of Sciences,  1981. 
 - xxxiv, 307 p. :  ill., ports. ;  28 cm. 
<br/><br/> "Prepared under contract AID/OTR-C-1591, project 931-1116, U.S. Agency for International Development."  Includes index. 
<br/><br/>
<br/><br/><label>ISBN: </label>0309031060 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Contract labor.<br/>MCE<br/>Wage payment systems.
<br/><br/><label>Dewey Class. No.: </label>624/.0685  / NAT