Other
Sommerville: Software Documentation
An in-depth treatment of the software documentation subject, from what documents should be produced by a large project team to the methods that should be used to produce high quality documentation.
Other
Sharpening Your Writing Skills
This handbook provides step-by-step modules to help you develop an appropriate business writing style. It also gives you rules for punctuation and "plain English." Answers are provided for exercises. PDF document.
Online Writing Lab at Purdue University
Purdue University Owl: Parallel Structure in Professional Writing
A good reference to consider when writing professionally (as in business/technical writing). Includes brief structural examples.
Texas Education Agency
Texas Gateway: Analyze Clarity of Objectives of a Procedural Text
[Accessible by TX Educators. Free Registration/Login Required] In this lesson, students will learn how to analyze writing in software, warranty, and consumer manuals or publications.
Wikimedia
Wikipedia: Software Documentation
A Wikipedia description of software (or source code) documentation.
The Write Place
Literacy Education Online
Literacy Education Online (or LEO) is a great place to start if you need help with your writing. The homepage is organized around kinds of problems or questions you might have concerning your writing. Find your problem, click on the...