TY  - BOOK
AU  - Marić,D.
TI  - Adapting working hours to modern needs: the time factor in the new approach to working conditions 
SN  - 9221016595.
U1  - 331.2 
PY  - 1977///
CY  - Geneva
PB  - International Labour Office
KW  - Hours of labor
N1  - Bibliography: p. 47-50
ER  -