Categories

• evs
• enviromental studies
• Computer Science
• Physics,History
• History,odiya
• Economics
• Chemistry
• Biology
• zoolozy
• Environmental Studies

Authors

• Patnaik, J.,Patnaik, J.
• T.U
• Sandhu and Others,Phamnah , Juneja
• Kumar L.
• mohanti
• Dsowja , Y.K
• H.N
• Chadha
• Pachi, Banal , Hazary
• Katpal