Categories

• Economics,History
• pyschology
• Others,Biology
• Economics
• englisg
• evs
• IT
• Botany,Physics
• Physics
• Physics,History

Authors

• sandana and malhotra,mcachern and kaur
• Pattanaik,Pattnaaik
• R.N.,Datta , n. and jena
• T.N
• Das Mamata
• kenneth
• quirk
• jordon
• Prasad, Singh
• Thompson, G.G,E,Hudbreder