Update standards

Antzeko izenburuak

• Standards : recipes for reality /
  nork: 393114 Busch, Lawrence
  Argitaratua: (2013)
• A standard for standards
  nork: 8096 British Standards Institution
• Business standards : the magazine of the British Standards Institution
  Argitaratua: (1996)
• ANSI standards action / American National Standards Institute
  nork: American National Standards Institute
  Argitaratua: (1970)
• Canadian Standards Association Focus/Canadian Standards Association
  Argitaratua: (1986)