This is the category of information including books

The category of information including books is called print source.

Explanation:

Print source refers to any material that can be printed onto paper, anything that can be made as a hard copy. Besides books, it also includes newspapers, magazines, atlases, encyclopedias, dictionaries, thesauruses, diagrams, graphs, and charts. A non-print source, on the other hand, is the one that is accessed with an electronic means.