Table of Contents
This material was adapted from the original CK-12 book that can be found here. This work is licensed under the Creative Commons Attribution-Share Alike 3.0 United States License
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The material is not current as CK-12 now has a "no commercial use" license that is incompatible with Wikibooks. This work is licensed under the Creative Commons Attribution-Share Alike 3.0 United States License and was adapted from CK-12.