Hart, Robert A. <br/><br/>
Working time and employment / 
Robert A. Hart. 
 - Boston :  Allen & Unwin,  1987. 
 - xx, 293 p. :  ill. ;  23 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0043311091 (alk. paper) 
<br/><br/><label>LCCN: </label>86028815  
<br/><br/><label>LC Class. No.: </label>HD5106 .H298 1987  / .H298 1987 
<br/><br/><label>Dewey Class. No.: </label>331.25/72