|Other Retailer||Price Checked Time||Their Price in AUD||Our Price|
|Amazon UK||2 days ago||66.51||$39.74||You save $26.77|
|Amazon US||yesterday||40.93||$39.74||You save $1.19|
|Book Depository US||today||40.65||$39.74||You save $0.91|
On essential requirements On the management view of requirements On customer interactions On use cases On writing requirements On the requirements process On managing requirements
Karl E. Wiegers is a leading speaker, author, and consultant on requirements engineering, project management, and process improvement. As Principal Consultant with Process Impact, he conducts training seminars for corporate and government clients worldwide. Karl has twice won the Software Development Productivity Award, which honors excellence in productivity-enhancing products and books.