An integrated system of wages statistics  a manual on methods 

 - Geneva  International Labour Office  1979 
 - ix, 245 p.  27 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Wages--Statistical methods
<br/><br/><label>Dewey Class. No.: </label>331.2  / 1  / 0182