| 1 | ||
| Researcher: | Venkata Rao, M | |
| Guide: | Prabhakara Rao, D | |
| University: | Andhra University | |
| Language: | English | |
| 2 | ||
| Researcher: | Venkata Rao, P | |
| Guide: | Dasaradharmi Reddy, B | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Venkata Rao, P | |
| Guide: | Dasaradharami Reddy, B | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| 4 | Development of Salt Industry in Prakasam District (Andhra Pradesh) | |
| Researcher: | Venkata Rao, V | |
| Guide: | Kamaraju Pantulu, N | |
| University: | Sri Venkateswara University | |
| Language: | English | |