| 1 | ||
| Researcher: | K . Mahesh | |
| Guide: | Dr . ( Mrs . ) V . Padmavathi | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | G . Dinneswara Reddy | |
| Guide: | Dr . ( Mrs . ) V . Padmavathi | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| Shodhganga | ||