The training of adult middle-level personnel /
Gretler, Armin.
The training of adult middle-level personnel / - Paris : Unesco, 1972. - 164 p. ; 24 cm.
Includes Bibliography: p. 145-159. and Index
Occupational training.
Supervisors.
Industrial technicians.
658.31243 / GRT 1972
The training of adult middle-level personnel / - Paris : Unesco, 1972. - 164 p. ; 24 cm.
Includes Bibliography: p. 145-159. and Index
Occupational training.
Supervisors.
Industrial technicians.
658.31243 / GRT 1972