Jhon Tafbu Ritonga
My blogs
| Gender | Male |
|---|---|
| Industry | Education |
| Occupation | Lecturer |
| Location | Medan, Sumatera Utara, Indonesia |
| Introduction | Work as a lecturer in Faculty of Economics University of Sumatera Utara, a writer for some newspaper in Indonesia, and some others. |
| Favorite Books | Economics - Samuelson & Nordhaus |