Performance based supervisory development : adapted from a major AT & T study /

Eitemau Tebyg

• The financial history of the American Telephone and Telegraph Company /
  gan: Stehman, Jonas Warren, 1887-
  Cyhoeddwyd: (1967)
• Monopoly.
  gan: Goulden, Joseph C.
  Cyhoeddwyd: (1968)
• The phone book : what the telephone company would rather you not know /
  gan: Hyde, J. Edward
  Cyhoeddwyd: (1976)
• Supervisory training,
  gan: Wikstrom, Walter S.
  Cyhoeddwyd: (1973)
• What every supervisor should know /
  gan: Bittel, Lester R. (Lester Robert), 1918-
  Cyhoeddwyd: (1974)