International classification of the figurative elements of marks Vienna classification

Eitemau Tebyg

• Vienna agreement establishing an international classification of the figurative elements of marks, 1973
  Cyhoeddwyd: (1997)
• Elements of Library classification /
  gan: Ranganathan, S. R.
  Cyhoeddwyd: (1962)
• Elements of library classification;
  gan: Ranganathan, S. R.
  Cyhoeddwyd: (1962)
• Elements of library classification
  gan: Ranganathan, S.R
  Cyhoeddwyd: (1989)
• Elements of library classification/
  gan: Sunil Kumar
  Cyhoeddwyd: (2009)