Academic libraries contain a variety of information resources to support student learning and research. These resources include primary sources like diaries and letters that are original works, secondary sources that analyze and interpret primary sources, and tertiary sources that synthesize various sources. Academic libraries also contain reference materials like dictionaries and encyclopedias, textbooks that provide overviews of topics, journals containing peer-reviewed research articles, databases that allow searching across articles, and newspapers for current information. The resources support student learning, research, personal interests, and supplementing classroom experiences.