Board Thread:Support Requests - Getting Started/@comment-27608123-20160324013501/@comment-26611127-20160324204042

I don't think you can directly place the PDFs on a page. You have to go to the file page and click on it there, where it redirects you to a new page containing the PDF.

Example: http://uk-statis-pro-league.wikia.com/wiki/File:1984_to_1992.pdf