Categories

• Biology
• Others,Biology
• Physics,History
• odiya
• Economics,Political Science
• Chemistry,odiya
• Political Science,Zoology
• Mathematics
• Hindi
• Sanskrit

Authors

• toman and singh,Srivastava, c.b.l. singh y.n.
• Das A.K.
• Sharma, Acharya,Glasstone. S
• Ballan Tyne
• Maheshwari
• Bhatia, H.L
• B.K.,Chakravanti
• Tripathy, N.,Tripathy, N.
• Das , M.N,Das , M.N
• Prasad, Gorakh