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George Mason University Infoguides | University Libraries
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IT 104: Introduction to Computing

This guide provides scholarly and other resources for IT research and activities.

E-Book Libraries

Reference Books

Call Numbers

Mason Libraries use the Library of Congress (LC) Classification system to arrange books on the shelves so that books on the same topic are shelved together.  Knowing the letter(s) for your subject area gives you a place to start when browsing the shelves.

Call numbers appear in two formats as seen in the following examples: