Theory of ethics/

Eitemau Tebyg

• Encyclopaedia of ethics and logic (v.2 : a theory of ethics)
  gan: John H Piet (ed.)
  Cyhoeddwyd: (2000)
• The citizens fifth report: part 1 national overview
  gan: Anil Agarwal, et al.
  Cyhoeddwyd: (1999)
• Encyclopaedia of ethics and logic (v.1 : a history of ethics)
  gan: John H Piet (ed.)
  Cyhoeddwyd: (2000)
• Encyclopaedia of ethics and logic (v.3 : comparative religious ethics)
  gan: John H Piet (ed.)
  Cyhoeddwyd: (2000)
• Encyclopaedia of ethics and logic (v.5 : human sexuality and ethics)
  gan: John H Piet (ed.)
  Cyhoeddwyd: (2000)