Elements of supervision/2e
Spriegel, William R. ...[et al.].
Elements of supervision/2e - 2nd ed. - New York John wiley and sons 1957 - xii, 349p.
Organization
658.43 / SPR
Elements of supervision/2e - 2nd ed. - New York John wiley and sons 1957 - xii, 349p.
Organization
658.43 / SPR