Categories

• Biology,odiya
• Physics
• Hindi
• Physics,History
• Others,Biology
• Zoology,odiya
• English
• enviromental studies
• geography
• Others,Political Science

Authors

• Panigrahi,Barik
• Bose A
• harrison j.b.
• Sahu, mishra and sahu,Gupta, m.g.
• Ghosh, alek
• Patil
• Chattspadhyaya, D,Samal, Others
• Varma, OP
• Gupta, r.l.,P.S,Verma
• Arora, Chandra,Tanden M.P