Categories

• Political Science,Zoology
• Political Science,History
• economy
• pyschology
• englisg
• Education,Zoology
• Others
• Other
• odiya
• enviromental studies

Authors

• Mehta , Suketa
• a.c.
• Yadav
• Gupta, S.P,Sen, K.K
• Shahi, Ranjeet
• Sagoff
• Mansen
• Agrawal, J.C
• Mukunda rai , Vaidya
• Tandon P