Gregg Reference Manual offers details on grammar and writing rules. It provides examples of business letters, emails, and reports. A few copies are on reserve in the library. You may also purchase the manual through Amazon.com. To test your writing skills, I’ve attached practice worksheets. This is optional, but a good self-evaluation. It will indicate your strengths and what areas you want to study.
What Do You Mean You Don’t Like My Style? By: b73, Vol. 51 Issue Fielden, John S. Harvard Business Review, May/June82, Vol. 60 Issue 3, p128-138, 4p. My writing style
This article is about classifying paragraph types using linguistic features. Research Classify paragraph types
Article from Journal of Writing Research about Writing in the Internet Age: Research Writing in the Internet Age