Night work :  report V / 
International Labour Office. 
 - volumes ;  21 cm 
<br/><br/>Report V (1) -- Report V (2)  
<br/><br/><label>ISBN: </label>9221066630 (volume 1) 9221066649 (volume 2) 
<br/><br/><label>ISSN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Labor--Congresses<br/>Labor laws and legislation, International--Congresses
<br/><br/><label>LC Class. No.: </label>HD4813   / .N54 1989