There are very many books and CDs that can help you develop various skills, such as Body Language, Voice Tone and Psychology. A list of suggestions is provided below, in association with Amazon.co.uk.
- Think and Grow Rich: The Original Classic
by Napoleon Hill
- Frogs into Princes: Introduction to Neurolinguistic Programming
by Richard Bandler and John Grinder
- Easy Exercises to Develop Your Speaking Voice: A Practical Introduction to Voice Training
by Mary Shand.
- Feel the Fear and Do it Anyway: How to Turn Your Fear and Indecision into Confidence and Action
- Feel the Fear and Do It Anyway: CD Audio Version
by Susan Jeffers
- What Every Body Is Saying: An Ex-FBI Agent’s Guide to Speed-reading People
by Joe Navarro
- 59 Seconds: Think a little, change a lot
by Prof Richard Wiseman
- How to Talk to Anyone: 92 Little Tricks For Big Success In Relationships
by Leil Lowndes
