Categories

• geography
• Economic
• Hindi
• Logic
• Physics,History
• Zoology
• Education,Zoology
• History
• Botany,Zoology
• economy

Authors

• Connad
• Sharma,K.K
• N,Nayak,Senapati, F.M
• marriolt
• Sahu Karan M.
• Acharya , S
• Ray R.N.
• Babu & R.P.S
• Sinnot
• Sharma K.L