| 1 | |
| Researcher: | Narender Singh |
| Guide: | Saini, S S |
| University: | Punjabi University |
| Language: | English |
| 2 | study of selected marketing practices in the scientific goods industry in Haryana |
| Researcher: | Narender Singh |
| University: | Kurukshetra University |
| Language: | English |
| 3 | |
| Researcher: | Narender Singh |
| Guide: | Singh, Narendra |
| University: | University of Delhi |
| Language: | English |