Categories

• Economic
• Others,Physics
• enviromental studies
• IT
• English
• Others,Biology
• englisg
• Others,Botany
• Others,Education
• Others

Authors

• Panigrahi , Sahu,Panigrahi , Sahu
• Barik, P.K.
• W.T,Andrews
• sigh, ahmed and sharma
• Mishra, J.C.
• k.,methews, p.m. and venkatesam,Ghosh, s.n.
• A.C,Kapnr,Padhi, Hazary, Barl
• M.S.
• Panda B.C.
• Kelker