The following shows the <ExtendedAttribute> element structure of Microsoft Office Project 2003.
<Project>
				      . . .
				   <ExtendedAttributes>
				      <ExtendedAttribute>
				         <FieldID/>
				         <FieldName/>
				         <Alias/>
				         <PhoneticAlias/>
				         <RollupType/>
				         <CalculationType/>
				         <Formula/>
				         <RestrictValues/>
				         <ValuelistSortOrder/>
				         <AppendNewValues/>
				         <Default/>
				         <ValueList>
				            <Value>
				               <ID>
				               <Value>
				               <Description>
				            </Value>
				         </ValueList>
				      </ExtendedAttribute>
				   </ExtendedAttributes>
				      . . .
</Project>