ISO/IEC Guide 21:1981/Add.1:1983
Indication of the degree of equivalence between national standards and international standards; addendum 1

Заменен на ISO/IEC Guide 21:1999
 

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Завершение срока действия 01.01.1999
Опубликован 01.12.1983

Indication of the degree of equivalence between national standards and international standards; addendum 1