Categories

• Others,Biology
• evs
• geography
• Economics,History
• Computer Science
• History,odiya
• Others,History
• Odia
• enviromental studies
• Botany,Physics

Authors

• Sarma T.Chand
• M.K.
• Pattanaik, B.K.
• J.D,Gwantrey
• b.c.,murthy, b.r.k and binadar
• P.B
• Ralishankar
• Dutta , Jara,Das , R.N
• Brylon , Alan
• Dallon,Hugh,Dath , Patra