All books are some part of our personal learning but some of them are tailor made for this purpose which makes them an aid of self-conscious effort towards improving life and the idea of self in our minds. Some books which can lead to an overall development for you in all aspects are:

• The Art of War by Sun Tzu
• The Four Agreements: A practical guide to personal freedom by Miguel Ruiz
• 7 Habits of Highly Effective People by Stephen Covey
• How to Win Friends and Influence People by Dale Carnegie
• Think and Grow Rich by Napoleon Hill
• Awaken the Giant Within by Anthony Robbins
• Don't Swear the Small Stuff and Its all Small Stuff by Richard Carlson
• Switch By Chip Heath and Dan Heath
• The Magic of Thinking Big by David J.
• Steve Jobs by Walter Isaacson

Hope this helps. All the best!