From the Type list, select the one of the pre-defined types.
In the Value field, enter a value.
Repeat steps 3 and 4 to add more cross references.
Save your changes by doing one of the following:
Click the Save icon at the end of a row to save one change.
or
Click the Save icon in the action bar. This saves all changes.
Tip: Click the Delete icon (X) at the end of a row to remove a particular cross reference from the object. This is only possible if the Status of the object is not yet Approved.