Universl decimal classification : Theory and practice /

Antzeko izenburuak

• Universal decimal classification: theory and practice
  nork: Bose, H
  Argitaratua: (1990)
• Universal decimal classification /
  nork: British Standards Institution
  Argitaratua: (1961)
• Universal decimal classification /
  nork: Raju, A. A. N.
  Argitaratua: (2007)
• universal decimal classification
  nork: Foskett, A.C
  Argitaratua: (1961)
• universal decimal classification
  nork: Foskett, A.C
  Argitaratua: (1961)