Categories

• Hindi
• History
• enviromental studies
• Chemistry,odiya
• Botany
• Botany,Zoology
• Political Science,History
• Political Science,Zoology
• Economics
• History,odiya

Authors

• Lang A,Prasad G
• Kar C.M.
• pandey and sinha
• J.,milton
• wessels, w.j.,K.K,Ghai
• Gnther
• Kundan K.
• Uppal, Kashmir
• Kein
• V.R,Tandeja,B.D,Basa