Encyclopaedia of ethics and logic: formal logic

Eitemau Tebyg

• Encyclopaedia of ethics and logic (v.7 : formal logic)
  gan: John H Piet (ed.)
  Cyhoeddwyd: (2000)
• Encyclopaedia of ethics and logic: the history of logic
  Cyhoeddwyd: (2000)
• Encyclopaedia of ethics and logic: the sience of logic
  Cyhoeddwyd: (2000)
• Encyclopaedia of ethics and logic: logic and mathematics
  Cyhoeddwyd: (2000)
• Encyclopaedia of ethics and logic: the language and grammar of logic
  Cyhoeddwyd: (2000)