Perkhidmatan fotokopi di PSZ / [fotograf]

Eitemau Tebyg

• Directory of library reprographic services/
  gan: 278103 Nitecki, Joseph Z., et al.
  Cyhoeddwyd: (1976)
• Method for determining the resolution obtained in microcopying
  gan: 8096 British Standards Institution
• Reprography for librarians/
  gan: 300281 New, Peter G.
  Cyhoeddwyd: (1975)
• Microcopying - ISO test chart no.2 - description and use in photographic documentray reproduction
  gan: 5087 International Organization for Standardization
• Specification for sizes of reprographic papers
  gan: 8096 British Standards Institution