Categories

• Economics,Political Science
• Others,Biology
• enviromental studies
• Others,Political Science
• Economics,History
• Economics
• Physics
• Economic
• Zoology
• History,odiya

Authors

• J.,spencer,J.,spencer
• jhinsan
• j.w.,marriott,j.w.,marriott
• Nanda,A.K
• M.C,Babu
• Pradhan, chaina
• Crisp , Slote
• A.G
• Sekar S.V.K.
• Singh, Agrawal