Categories

• enviromental studies
• Biology
• Political Science
• Zoology,odiya
• evs
• Other
• geography
• English
• psycholigy
• History

Authors

• Glasstone. S,Panigrahi,Shrma
• mesgrave and mesgrave
• Kotpal, r.l.,Sharma, barik and das
• Das M.N.
• Saradhi, K.P
• Harpham
• Jayasan
• Sharma, Acharya
• Thomal
• shrava