Statistical sources and methods. 

 - Geneva :  International Labour Office (ILO) ,  1990 
 - 5 vols. :  ill. ;   28 cm.  
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9221064476 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics--Statistical --Methods 
<br/><br/><label>Gov. Doc. Class. No.: </label>UN ILO Sta.