Official bulletin 
International Labour Office.  
 - Geneva  The Office  1921-1974.  
 - 55 v.  24 cm. 
 - Vol. 3, no. 1 (5 Jan. 1921)-v. 57, no. 2, 3 and 4. 
<br/><br/><label>ISSN: </label>0020-7772 
 = Official bulletin - International Labour Office 
<br/><br/><label>Subjects--Corporate Names: </label><br/>International Labour Office--Periodicals.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Labor laws and legislation, International--Periodicals.
<br/><br/><label>LC Class. No.: </label>HD4811  / .I57