Reference
A submenu that offers possibilities to edit footnotes, endnotes, index entries, and bibliography entries.
    
From the menu bar:
    Choose .
    
    
        
    
 
 
 
Edits the selected footnote or endnote anchor. Click in front of the footnote or endnote, and then choose this command. 
Edits the selected index entry.
Edits the selected bibliography entry.