Kevin Brennan & Don J. Wessels PMP 
Getting It Right [PDF ebook] 
Business Requirement Analysis Tools and Techniques

Volume of the Business Analysis Essential Library Series Getting It Right: Business Requirement Analysis Tools and Techniques, presents principles and practices for effective requirements analysis and specification, and a broad overview of the requirements analysis and specification processes. This critical reference is designed to help the business analyst decide which requirement artifacts should be produced to adequately analyze requirements. Examine the complete spectrum of business requirement analysis from preparation through documentation. Learn the steps in the analysis and specification process, as well as, how to choose the right requirements analysis techniques for your project.