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Reference sources (encyclopedias, dictionaries, almanacs, etc.) help provide background information, context, historical timelines, etc. when you need to learn more about a topic.
This 6-volume set covers Asia and Oceania, Central and South America, Europe, the Middle East and North Africa, North America and the Caribbean, and Sub-Saharan Africa. Its call number is HQ1154 .G74 2003. Other such valuable sources are on shelves nearby.