Categories

• Hindi
• Physics,History
• economy
• Botany,Physics
• Political Science,Education
• Physics
• Others,Physics
• English
• Ethics and Values
• Other

Authors

• Das, A.K. & Others
• Panigrahi,Shrma
• shukla and chandel
• B.C
• Mohanty S.C.
• d.d. and bal
• Das. B.N,Mishra , H.K
• N.,sullivan,N.,sullivan
• Banal , hazari and padhee
• swain and behera