Categories

• Others
• Physics
• Logic
• Other
• Philosophy
• Economics,Political Science
• Botany
• economy
• Others,English
• Biology

Authors

• Devi, Shakuntala
• Das,Nanda, Shrma
• Behera
• Prasad B,W.T,Andrews
• pochhammer, w.v.
• desh p
• Khan delwal
• Mohanty , p.c.,friendly and elliat
• Singh, h.
• Panda, K.C,Mohanty , G.B