The training of adult middle-level personnel /
Gretler, Armin.
The training of adult middle-level personnel / Armin Gretler - Paris: Unesco, 1972. - 164 p. 24 cm.
Label mounted on t.p.: Unipub, Inc., Box 433, New York, N.Y. 10016, exclusive U.S. distributor.
Bibliography: p. 145-159.
72089860
F***
Occupational training.
Supervisors.
Industrial technicians.
HD5715 / .G73
658.31/243
The training of adult middle-level personnel / Armin Gretler - Paris: Unesco, 1972. - 164 p. 24 cm.
Label mounted on t.p.: Unipub, Inc., Box 433, New York, N.Y. 10016, exclusive U.S. distributor.
Bibliography: p. 145-159.
72089860
F***
Occupational training.
Supervisors.
Industrial technicians.
HD5715 / .G73
658.31/243