McEwen A, West R (2010) The PRIME approach to giving up smoking. Practice Nursing, 21(3): 145 – 153 2010
Michie, S., van Stralen, M. M., & West, R. (2011). The behaviour change wheel: A new method for characterising and designing behaviour change interventions. Implementation Science, 6(1), 42.
Michie S, Churchill S, West R (2011) Identifying evidence-based competences required to deliver behavioral support for smoking cessation. Annals of Behavioral Medicine, 41(1), 59-70 2009
Prochaska, J. O., & DiClemente, C. C. (1983). Stages and processes of self-change of smoking: Toward an integrative model of change. Journal of Consulting and Clinical Psychology, 51(3), 390-395.
Russell et al (1976) Plasma nicotine levels after cigarette smoking and chewing nicotine gum. British Medical Journal, (1) 1043-1046
West R (2006) Theory of Addiction. Oxford: Wiley-Blackwell