Stein, LAR and Katz, B and Colby, SM and Barnett, NP and Golembeske, C and Lebeau-Craven, R and Monti, Peter M (2006) Alcohol Expectancy Questionnaire-Adolescent, Brief (AEQ-AB). Outcomes measurement tool: attitudes & feelings - attitudes (towards drug and alcohol use).

Bartholomew, Norma G and Dansereau, DF and Simpson, D Dwayne (2006) Getting motivated to change. A collection of materials for leading counseling sessions that address motivation and readiness for change. Texas: Texas Christian University. Institute of Behavioral Research.

Scheier, MF and Wrosch, C and Baum, A and Coehn, S and Martiire, LM and Matthews, KA and Schulz, R and Zdaniuk, B (2006) Life engagement test. Outcomes measurement tool: employment & skills – sense of purpose.

Russinova, Zlatka and Rogers, E Sally and Langer Ellison, Marsha (2006) Recovery-Promoting Relationships Scale. Outcomes measurement tool: drug use behaviour – enabling factors.

NHS Health Scotland, University of Warwick and University of Edinburgh. (2006) The Warwick-Edinburgh Mental Well-being Scale (WEMWBS). Outcomes measurement tool: personal circumstances & needs – mental health.