This subcategory consists of libraries devoted to Area Studies, the scholarly study of broad cultural groups. By nature area studies is interdisciplinary and encompasses a variety of humanities and social sciences, including art, history, literature, philosophy, political science, anthropology, archaeology, and demographics. Collections may focus on a geographic area, such as Asia, Africa, Europe, Australia, or North and South America, or on an ethnic group associated with one of these continents.

This category is for the web sites of libraries whose collections specialize in economics.

This category contains libraries devoted to the collection of materials pertaining to a particular ethnic group, or to the study of ethnic groups.

Libraries focusing on labor and work issues (theoretical and actual) and labor history.

This category is for libraries devoted to collecting in the area(s) of library and information science. Such libraries are often, but not always, affiliated with a school or department of library and/or information science.

This category is for the web sites of libraries whose collections specialize in psychology.