Categories

• Others,Physics
• Biology,odiya
• Others,History
• Hindi
• Others,Chemistry
• Economics,History
• Others,Education
• Education
• Others,Botany
• Ethics and Values

Authors

• Segal , Erich
• kunosh
• Panda, m.p.
• Mohanty , D.
• Unesco
• Patnaik, a.k.,g. and rath
• Panigrahi , Mishra ,Singh
• Hazari
• Walker
• Arora, Gnther,Prem,Arora