| When compiling references it is typically of a specific type, compiled in an easy to use format for ease of reference. Reference information is intended to be quickly found when needed. Reference works are usually referred to for particular specific type of information.
The writing style used for many types of reference work is informative. The authors avoid use of the first person, and emphasize facts. Indexes are commonly provided in many types of reference work and again this helps anyone using the reference material to find things quickly and easily.
Sometimes a reference work needs to be updated. Updated editions are published as needed, in some cases annually. Typical reference works include dictionaries, encyclopedias. Today a major online source of reference material is Wikipedia. Many traditional reference works are now available in electronic form and can be obtained as software packages or online through the Internet.
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