attribute nplStandardNumberCategory

version	V2_1
namespace	https://www.wipo.int/standards/XMLSchema/ST96/Common
type	com: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 </xsd:documentation> </xsd:annotation> </xsd:attribute>