Categories

• Economic
• Philosophy
• Physics,History
• Mathematics
• Botany,Physics
• Botany
• Other
• Others,Biology
• evs
• Economics

Authors

• M,Hiniyana,A.C,Eweey
• Samal, b.c.,P.,Swain
• r.a and musgrave
• Arora, C.L
• Lenka K.K.
• Pattanaik .R.
• B.P.
• Kalsi P.S
• M.C,Vaish ,Patnaik, K.M
• P.,freire