Categories

• Mathematics
• Economics,History
• Others
• Computer Science
• economy
• History,odiya
• zoolozy
• Logic
• Environmental Studies
• Other

Authors

• A.A,Machonell
• Smart
• Mishra , Others, P.K,Mohanty , G.B
• Solomons,T.W.G
• Mitra, G.K
• Oxford University,S.C,Mathur
• Ronald
• Jit
• Conajiee
• Kar, S.C.,Sahu, N.