Examples: Black Identity Development Model, "Minority" Identity Development Model
You could potentially use any or all of the various terms when doing a database keyword search.
You may end up using a term that is not your (or the demographic group's) preferred term to find resources because Library of Congress classification terms are not always aligned with current language usage.
This authority for statistics on the social, political, and economic conditions of the U.S. provides a snapshot of America and its people with data from the Census Bureau, Bureau of Labor Statistics, and other Federal agencies and private organizations.