International standard classification of occupations /

समान संसाधन

• International Standard Classification of Occupations
  द्वारा: International Labour Office
  प्रकाशित: (1949)
• National classification of occupations /
  प्रकाशित: (1969)
• International Labour Migration
  द्वारा: International Labour Office
  प्रकाशित: (2010)
• The Worker`s of Standard of Living
  द्वारा: Internation Labour Office
  प्रकाशित: (1938)
• The international labour code 1951.
  द्वारा: International Labour Office
  प्रकाशित: (1952)