How to properly reference a footnote in academic writing?

To properly reference a footnote in academic writing, you should include a superscript number in the main text that corresponds to the footnote at the bottom of the page. The footnote should contain the full citation information for the source you are referencing, such as the author's name, title of the work, publication date, and page number. Make sure to follow the specific citation style required by your academic institution or publication.