Its a great book i say it as a workbook because there are many models you can work to choose the write way. you can buy this book from sapana book house in Bangalore. Its very interesting and life changer book there are four parts in the book
1 HOW TO IMPROVE YOURSELF ?
2 HOW TO UNDERSTAND YOURSELF BETTER ?
3 HOW TO UNDERSTAND OTHERS BETTER ?
4 HOW TO IMPROVE OTHERS ?
This book can help everyone students, employ or any one