| 1 | Cooperatives and agricultural credit: a case study of visakhapatnam district,andhra pradesh |
| Researcher: | Krishna Rao, Peesa |
| University: | Andhra University |
| Language: | English |
| 2 | |
| Researcher: | Krishna Rao, S V |
| Guide: | Venkatacharyulu, T |
| University: | Kakatiya University |
| Language: | English |
| 3 | Social development and maladjustment: a case study in the tribal areas of andhra pradesh |
| Researcher: | Krishna Rao, M V |
| University: | University of Calcutta |
| Language: | English |