MIND = the mental health charity have a CBT Booklet
NHS Choices guide to CBT
http://www.nhs.uk/conditions/cognitive-behavioural-therapy/Pages/Introduction.aspx
BABCP (British Association of Behavioural & Cognitive Psychotherapies)
http://cbtregisteruk.com/Default.aspx
http://www.babcp.com/Public/Accessing-CBT.aspx