TY  - GEN
AU  - Blyton,Paul
TI  - Changes in working time: an international review 
SN  - 0-7099-3298-7
U1  - 331.25, 72 19
PY  - 1985///
CY  - London
PB  - Croom Helm
KW  - Hours of labor
KW  - Jornada laboral
N1  - Bibliography: p171-179. - Includes index
ER  -