1. Anderson, K. (1992, May–June). The purpose at the heart of management. Harvard Business Review, 31–39.
2. Anon. (2004, October/November). Special report: Technology and innovation. IEE Manufacturing Engineer, 36–37.
3. Anon. (2006). Cleaning up. Marketing Research, 18(1), 4–5.
4. Ashcroft, B., Holden, D., & Low, K. (2009). Entrepreneurial interest, vision and the self-employment choice decision in UK regions. Regional Studies, 43(8), 1075–1090.
5. Bandura, A. (1997). Self-efficacy: The exercise of control. New York: Freeman.