Categories

• IT
• Others,Political Science
• Economics,History
• zoolozy
• Physics,odiya
• Economics
• Logic
• Others,Physics
• odiya
• Economic

Authors

• K.C,Sahu
• conn and stumf
• Blain, Davis
• Thakur, p.t.k.
• AC
• graham. I
• Sulka , Upadhyay
• Shokla
• Jena, G.G
• brooke, s.a.,Chatterjee, k.