Dewey decimal clarification and relative index

Eitemau Tebyg

• Dewey decimal classification and relative index.
  gan: Dewey, Melvil
  Cyhoeddwyd: (1971)
• Dewey decimal classification and relative index /
  gan: Dewey, Melvil, 1851-1931
  Cyhoeddwyd: (2011)
• Dewey decimal classification and relative index /
  gan: Dewey, Melvil, 1851-1931
  Cyhoeddwyd: (2011)
• Dewey decimal classification and relative index /
  gan: Dewey, Melvil, 1851-1931
  Cyhoeddwyd: (2011)
• Dewey decimal classification and relative index /
  gan: Dewey, Melvil, 1851-1931
  Cyhoeddwyd: (2011)