Categories

• enviromental studies
• Economics
• Mathematics
• Political Science
• Economics,Political Science
• economy
• Education,Zoology
• Chemistry,odiya
• History
• Computer Science

Authors

• Shasti D.
• S,Venkatewaran
• Peleg, Pnini , Zarur
• Srivastava, A.L.
• Dowling , Dlulio
• dharambir
• Pary
• Dittman
• Mitra P.N.
• Others,Preseth ,Kali, Atit