Ontical structures and universal classification

Eitemau Tebyg

• Ontical structures and Universal classification /
  gan: Dahlberg, Ingetraut
  Cyhoeddwyd: (1978)
• Ontical structures and Universal classification /
  gan: Dahlberg, Ingetraut
  Cyhoeddwyd: (1978)
• Ontical structures and universal classification /
  gan: Dahlberg, Ingetraut
  Cyhoeddwyd: (1978)
• Universal decimal classification: Structure and methodology /
  gan: Sardana, J. L.
  Cyhoeddwyd: (1983)
• Universal decimal classification: Structure and methodology /
  gan: Sardana, J. L.
  Cyhoeddwyd: (1983)