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contrib-type Type of Contribution

Type of contribution made by the individual (for example, “author”, “editor”, “illustrator”, “translator”, “research-assistant”).
OPTIONAL on element: <contrib>
Value Meaning
Text, numbers, or special characters Word or phrase naming or describing the contribution, such as “author”.
Restriction @contrib-type is an optional attribute; there is no default.
Tagged Sample

Author <contrib> 

<book-meta>
 <book-title-group>...</book-title-group>
 <contrib-group>
   <contrib contrib-type="author" corresp="no" rid="fn1">
     <name><surname>Mullin</surname>
     <given-names>David A.</given-names></name>
   </contrib>
</contrib-group>
<author-notes><fn id="fn1">...</author-notes>
</book-meta>