Horton, Susan <br/><br/>
Labor productivity 

 - Washington :  The World Bank,  1981. 
 - 70p. :  ill. ;  28 cm. 
 - .
<br/><br/>Bibliography: p. 54-70 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Labour productivity<br/> Developing countries
<br/><br/><label>LC Class. No.: </label>ERB PAM HC79.L3H67