A library that houses reference materials is commonly known as a reference library. However, there are a variety of other terms that can be used to refer to this type of library. For example, it may be referred to as a research library, a study library, or a resource library. Other terms that are sometimes used include information center, information repository, or collection of knowledge. Regardless of the specific term used to describe these types of libraries, they share a common focus on providing access to resources that can help patrons learn and grow in their fields of interest or study.