Categories

• Environmental Studies
• Education
• Hindi
• Eng
• Biology
• geography
• enviromental studies
• Philosophy
• Physics,History
• evs

Authors

• David
• Agrawal,Lekhi
• bendre and kumar
• rajneesh
• Prasad, G.,Prasad, G.
• Tayal, d.c.
• B.,nepak
• Panda, U.S
• Mishra , B.B,Panda A
• Sambalpur University