TY  - BOOK
ED  - International Labour Office (Geneva).
TI  - Social security: a workers' education guide 
SN  - 9221080048
U1  - 331.2592 
PY  - 1992///
CY  - Geneva
PB  - International Labour Office.
KW  - İşçi eğitimi
N1  - Kaynakça vardır
ER  -