TY  - BOOK
T1  - International classification of occupations for migration and employment placement.
LA  - English
PP  - Geneva
PB  - s.n.
YR  - 1952
UL  - https://tuklas.up.edu.ph/Record/UP-99796217607422822
CN  - HB 2581 I67
KW  - Occupations : Classification.
ER  -