Sentence:  There are many excellent <WSD>style</WSD> manuals, and every good writer should have one or more of these at hand, along with the appropriate formatting instructions for the particular standard beng followed. This book is a how-to survival manual for students, researchers, and family members who need to learn and use APA [American Psychological Association] <WSD>style</WSD> and who would like to use some of the tools provided by Microsoft Word. 
Meaning of the word marked with <WSD> tags:  A set of rules regarding the presentation of text (spelling, typography, the citation of references, etc.) and illustrations that is applied by a publisher to the works it produces.