Categories

• Odia
• Economics
• History
• Economics,History
• Others,Chemistry
• enviromental studies
• Mathematics
• Physics,History
• English
• Economics,Political Science

Authors

• Vashistha , b.r.,Vashistha , b.r.
• Madan , g.r.,Madan , g.r.
• Saha
• malik and arora,prasad and others
• Ray, n.c.,Ray, n.c.
• padhi and mishra
• Mohanty G.P
• Venkatewaran
• J.,boulton,J.,boulton
• Bhushan B.