Categories

• Political Science,Zoology
• Botany,Physics
• History
• Zoology
• Botany
• Education
• enviromental studies
• Hindi
• IT
• Mathematics

Authors

• N,Sanayi,Mahapatra G.N
• Basu & Khan
• Thakar ,L.K
• Sahoo, l.,P.S,Verma
• P.B
• M,Das ,Mohanty , G.N
• M.S.,Yadav ,Mishra , d.k.
• Lazear
• Shukla, K.
• C.S