Always use the most recent edition or version available and be consistent within that style. Finding an exact citation model in the manuals sometimes is problematic, however. Frequent use of the manual makes finding models easier, but there will always be the exception to deal with. In those cases, one should fall back on the basic models of citation and common sense. Style manuals cover the most common print and non-print sources, but often are spotty on electronic sources.
Many print publications provide web sites for changes and updates.
The purpose of this site is to provide a current list of style manuals used by various academic disciplines on campus that are available in the U of M Libraries or on the web. Medicine and Science in Sports and Exercise . American Institute of Physics. For Guidance in Writing, Editing, and Preparing Physics Manuscripts for Publication. The AMA Style Guide for Business Writing .