Categories

• Others
• geography
• Biology
• Political Science,Zoology
• pyschology
• History
• Economic
• Physics
• Others,Botany
• Philosophy

Authors

• Segal , Erich
• Uintis,Prem,Arora
• Sharma, Kalia
• patri and patri,das and sahu
• Behera,Saha
• Pathi , Miyhre,Panda, K.K
• khatoi
• iyenger, k.r.s. ,Chatterjee, k.
• Brinjal
• andrew