Proctor, John H.
Training: a handbook for line managers by John H. Proctor and William M. Thornton - New York American Management Association 1961 - 224p.
Employees --Training of
K5 P942
Training: a handbook for line managers by John H. Proctor and William M. Thornton - New York American Management Association 1961 - 224p.
Employees --Training of
K5 P942