Categories

• Physics,History
• History
• Others,Biology
• Logic
• englisg
• Others,Chemistry
• Chemistry,odiya
• Botany,Physics
• Philosophy
• Others

Authors

• Leech , Savartik
• Wainwrist
• Gadnayak, r.m.,Pradhan, S.C.
• A.K,Mukhopadhyaya
• g.p.
• Menon K.
• Panda, B.
• A.T
• Steven
• ramarao