Webster's concise encyclopedia
Contains over 20,000 entries, 2,500 illustrations, interactive audio and video, a time line of history, and world atlas.
| 格式: | Electronic Resource | 
|---|---|
| 语言: | English | 
| 出版: | 
        Las Cruces, N.M.
          Sofsource
    
        [199-]
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| 主题: |