INTERNATIONAL LABOUR OFFICE. International Labour Standards Department. - Handbook of procedures relating to international labour conventions and recommandations 
/ International Labour Office 
. - Genève  : International Labour Office, 2006
. - V - 69 p.  ; 30 cm. 
<br/><br/><label>ISBN: </label>978-92-2-218549-8 
<br/><br/><label>Universal Decimal Class. No.: </label>331.88