attribute  nplStandardNumberCategory 
versionV3_0
namespacehttp://www.wipo.int/standards/XMLSchema/ST96/Common
typecom:NPLStandardNumberCategoryType
used by
complexType com:NPLStandardNumberType
source<xsd:attribute  name="nplStandardNumberCategory"  type="com:NPLStandardNumberCategoryType">
<xsd:annotation>
<xsd:documentation>
Category of NPL Standard Number, e.g., ISBN, ISSN. A value can be added, on demand, if the required value is missing
</xsd:documentation>
</xsd:annotation>
</xsd:attribute>