Categories

• Biology
• geography
• History
• Physics,History
• Environmental Studies
• evs
• Biology,odiya
• Others,Education
• Odia
• Eng

Authors

• Patnaik, A.,Das , m.n.
• james, b.s.
• Andnade , May
• Nanda S.P.
• Nanda, t.r. ,Lal, s.s.
• Baumol, Blinder
• Mallik H.K,Mohanty P
• Bhatta K.K
• Koutsoyiannis A.
• Acharya , R.C ,Acharya , R.C