Elements of Supervision
Spriegel, William R
Elements of Supervision William R Spriegel - 2nd ed - New York John Wiley & Sons 1957 - xii,349.
Commerce
658.302 / SPR
Elements of Supervision William R Spriegel - 2nd ed - New York John Wiley & Sons 1957 - xii,349.
Commerce
658.302 / SPR