Categories

• Political Science,Education
• Others,English
• Physics,History
• Education
• Others,Political Science
• englisg
• Economic
• Others,Physics
• Economics
• geography

Authors

• hazard, j.n.
• Singh Khasawanta
• r.a.
• Feirman
• Tewari K.K
• Bloom, harold,Jena, n.k. and others
• Mohanty,Moharana
• Cowell R
• S
• R,Nath,Eanes , Macdanies