It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.
Published in the United States Government Manual, https://www.usgovernmentmanual.gov/, the chart identifies the names of the federal government’s agencies and organizations. Several of these entities are the authors / publishers of public policy documents.