Start with a keyword search in the catalog. Once you have located a relevant item, you can look at the Subjects in the record and follow those links to find related books.
You can also refine your results by using the facets on the left side of the screen. Use the "Available Online" filter to limit to materials that may be accessed remotely!
Sample Subjects:
States' rights (American politics)
Federal government -- United States
Intergovernmental cooperation -- United States
*The libraries may not yet have books on the COVID-19 response, but you may want to look broadly at: disaster response, disaster relief, and emergency management.
We have additional Political Science databases, as well as hundreds covering other fields.