Categories

• economy
• Others,Botany
• English
• Others
• Chemistry,odiya
• enviromental studies
• Ethics and Values
• Computer Science
• geography
• Others,History

Authors

• Yadav P.R
• Sarma , g.p.
• charlton, h.b.
• Sen, K.K,M.L,Jhingan
• Sahoo, l.n.
• Lathan J.E.M,Sullivan S
• J.G.
• balagurusamy
• A.C Bradely
• Siogh , Zameonuddis