| 1 | |
| Researcher: | Madhukar, Rajeshwar Prasad |
| Guide: | De, B |
| University: | Patna University |
| Language: | English |
| 2 | study of the employment exchange service in Bihar with special reference to vocational studies |
| Researcher: | Sinha, Lekha |
| Guide: | De, B |
| University: | Patna University |
| Language: | English |