For books written BY types of people, first identify the subject heading used for that class of person, then add subject subdivision terms to narrow your search.
If you're interested in a specific disorder or medical condition it is best to search using the diagnostic term.
These heading might also be useful: People with disabilities, Writings of (LCSH)
For primary sources try these subject subdivision terms to find first hand accounts by historically marginalized voices:
More about primary sources: Primary Sources Topic Guide
Asst Dir of Instructional Technology
As you use our Discovery tool if you encounter subject headings or call number classifications that you have questions or concerns about, please use this form to report them: