Categories

• Physics
• Others,Education
• Economics
• Political Science,Zoology
• Education,Zoology
• Others,Physics
• Hindi
• Economics,History
• Mathematics
• Education

Authors

• Satpathy, s.n.
• ,Day, Selleion,Mishra ,Mahapatra
• Raychodhary S.C
• P.S
• S.K,Mishra
• Samuel,Camenon
• Pauikar, K.H
• Foster , m.b.
• hornley
• Biswas A.