Encyclopedia of professional management /

Eitemau Tebyg

• Encyclopedia of professional management
  gan: Bittel, Lester Robert
  Cyhoeddwyd: (1978)
• Encyclopedia of professional management
  Cyhoeddwyd: (1978)
• Management by exception
  gan: Bittel, Lester R.
• Management by exception: systematizing and simplfying the management job
  gan: Bittel, Lester R
  Cyhoeddwyd: (1964)
• Management by exception : systematizing and simplifying the managerial job /
  gan: Bittel, Lester R.
  Cyhoeddwyd: (1964)