1
Published 2013
British Psychological Society

4
Published 2014
The British Psychological Society

5
Published 2012
The British Psychological Society and The Royal College of Psychiatrists

7
Published 2014
National Institute for Health and Care Excellence

8
Published 2015
published by The British Psychological Society and The Royal College of Psychiatrists

9
Published 2013
The British Psychological Society

10
Published 2013
The British Psychological Society and The Royal College of Psychiatrists

11
Published 2013
British Psychological Society

12
Published 2009
National Institute for Health and Clinical Excellence (UK)

13
Published 2010
British Psychological Society

14
Published 2010
British Psychological Society

15
Published 2011
British Psychological Society

17
Published 2011
British Psychological Society

18
Published 2009
British Psychological Society

19
Published 2007
British Psychological Society