Subject headings are labels or tags that describe the contents of an item, such as a book or article. They are used to organize and access resources by topic and are a more precise way to search databases than keyword searching.
Some examples of subject headings related to course themes:
Madison (Wis.) -- History.
Madison (Wis.) -- Emigration and immigration.
Cooking, American -- Wisconsin -- Madison.
Restaurants -- Wisconsin -- Madison.
Food habits -- Wisconsin -- Madison -- History.
Community development, Urban -- Wisconsin -- Madison.