When searching the UALR Ottenheimer Library online catalog, the Library of Congress (LC) Subject Headings recommends using a variety of subject headings including:
The subjects can then be broken down by geographic areas of the world to focus the search:
Keep in mind that sometimes you will only find a chapter about a specific topic so you may need to search by a broader subject and then look at the indexes of the books on the shelf in that call number area.