http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Excel 2016 for dummies depicting data course
Adding explanatory text to a chart in Excel 2016
Sometimes a chart just doesn't explain the whole picture; text is needed for explanatory information. This video shows how to insert a text box, enter text in it, move and rotate it, and add an arrow to connect text to a specific part of the chart.
Title from resource description page (viewed July 17, 2018).