Books:

Recommended books available through Amazon.co.uk

Managing Successful Programmes
Managing Successful Projects with PRINCE 2
How to Manage Business Change
People Issues and PRINCE 2
Business Benefits Through Project Management: An Outline
Tailoring PRINCE 2
Quality Management
Agile project management: running PRINCE2 projects with DSDM Atern: Running Prince2 Projects with DSDM Atern
Agile Project Management with SCRUM (Microsoft Professional)

Sites:

Project and Programme Management reference sites

The APM Group
BCS - Chartered Institute for IT
ProjectManager.com PM Resource Center
Association for Project Management
Project Smart
Project Manager Today
Project Magazine