Websites

• Scrum.org (home of the Scrum Guide)
• Scrum Alliance
• Mountain Goat Software

Books

• Schwaber, K. Agile Project Management with Scrum. Microsoft Press 2004.
• Schwaber, K. The Enterprise and Scrum. Microsoft Press 2007.
• Cohn, M. Agile Estimating and Planning. Prentice Hall 2005.
• Cohn, M. User Stories Applied For Agile Software Development. Addison-Wesley Professional 2004.

IBM resources

• Agile for Dummies - An IBM Limited Edition e-book
• Agile Maturity Report - Benchmarks and guidelines to improve your effectiveness
• Transforming software delivery: An IBM Rational case study (ebook) and related webcast