| 1 | ||
| Researcher: | Surinder Kumar | |
| Guide: | Sharma, B M | |
| University: | Punjabi University | |
| Language: | Hindi | |
| 2 | ||
| Researcher: | Surinder Kumar | |
| Guide: | Ajit Singh | |
| University: | Punjabi University | |
| Language: | English | |
| 3 | An evaluation of environmental education programme in secondary schools of punjab | |
| Researcher: | Surinder Kumar | |
| Guide: | Kaur, Manjit | |
| University: | Punjabi University | |
| Language: | English | |
| Shodhganga | ||