主要经营各类图书期刊、音像制品，软件、电子辞典和文化用品等。
It mainly deals in all kinds of periodical books, audio-visual products, software, electronic dictionaries and cultural goods etc.
资讯图书馆的电子储备主要经营和服务马里兰大学学院的三个区域：美国，欧洲和亚洲。
The library's Electronic Reserves services operate and cover mainly three UMUC geographic divisions: United States, Europe and Asia.
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