Categories

• Others
• Others,Biology
• Others,Physics
• Others,Botany
• Political Science
• Economic
• Political Science,History
• Others,English
• Physics
• Botany,Physics

Authors

• Mohanty , S.,Mohanty , R.
• s.l.
• varma and sanyal,Jena, n.k. and others
• Mishra ,Hiurlock E.B
• D.K,Mohanty
• Others,Piodyck
• A.,Nicoll,A.,Nicoll
• sud
• h.r.,ghosal,h.r.,ghosal
• dalton, h.,dalton, h.