Answer:
I don't know what language this is so sorry but I can answer this to my best abilities
Insert footnotes and endnotes
Footnotes appear at the bottom of the page and endnotes come at the end of the document. A number or symbol on the footnote or endnote matches up with a reference mark in the document.
Word uses a number or symbol to associate the note with a reference point in the document
Click where you want to reference to the footnote or endnote.
On the References tab, select Insert Footnote or Insert Endnote.
On the References tab choose Insert Footnote
Enter what you want in the footnote or endnote.
Return to your place in the document by double-clicking the number or symbol at the beginning of the note.
Explanation:
Hope this helps :)
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And have an amazing day <3