| 1 | Benthic ecology of selected prawn culture fields and ponds near Cochin | |
| Researcher: | Preetha, K | |
| Guide: | Gopalakrishna Pillai, N | |
| University: | Cochin University of Science and Technology | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Preetha K. | |
| Guide: | James Paul | |
| University: | Kannur University | |
| Language: | Hindi | |
| Shodhganga | ||
| 3 | A comparative study of the development of prose in Hindi and Malayalam till the end of 19th century | |
| Researcher: | Preetha, K S | |
| Guide: | Parameswaran, H | |
| University: | Sree Sankaracharya University of Sanskrit | |
| Shodhganga | ||
| 4 | ||
| Researcher: | Merline Preetha, K F | |
| Guide: | Francisca, S; Porgio | |
| University: | Manonmaniam Sundaranar University | |
| Language: | English | |
| Shodhganga | ||