For over 10 years Do What You Are has helped hundreds of thousands of people find the job that suits their personality type best. It lists the wide array of occupations that are popular with your personality type, including todays hottest career tracks in growth areas such as e-commerce, biotechnology, new media, and telecommunications. Throughout, the authors provide savvy career advice and highlight the strengths and pitfalls of each personality type with real-life examples.
I found this book very helpful in highlighting some of my work-related strengths and weaknesses. While this wasn't the only career self-help book I used, the insight it gave me was useful during other exercises.