Categories

• geography
• Economics
• Political Science,History
• Others,Botany
• Computer Science
• Others,Physics
• Others
• Others,English
• Eng
• zoolozy

Authors

• Das , r.r.
• Patnaik, M.
• sinha and sinha
• P.S
• bunyan
• Ray,R.N.
• Marthy P.G.K,Kalakanu, P.A
• Ayling
• B.C
• Satpathy G.