Categories

• Physics,History
• geography
• Zoology,odiya
• evs
• Political Science,Education
• Others,Political Science
• Chemistry
• Zoology
• Others,Botany
• Chemistry,odiya

Authors

• Tripathy, B.K.
• Mcfanlane
• Bhatia, K.K.,bhatia and purohit
• H.L,Ahuya,Sharma, Sharma, Jalan
• Acharya & Das
• Power , Daginawala
• Ahlywalia
• brooke, s.a.,Chatterjee, k.
• Nayak S.C,Srinivasan K.R
• Kapil Uma