Categories

• Others,Physics
• History,odiya
• zoolozy
• Education,Zoology
• Botany
• Computer Science
• Economic
• pyschology
• Environmental Studies
• Physics

Authors

• Kakani
• s.s.
• Poplawski, P.
• Sing. R.P.
• Neill
• Sewis
• Madmvel Jafer
• Barrie, James
• Susersten , Relds
• Sar