Categories

• Eng
• Physics
• History
• Botany,Zoology
• evs
• Botany,Physics
• Physics,odiya
• Botany
• Others,Political Science
• Others,Physics

Authors

• K.C,Pattanaik
• COLLINS, J.
• marsh
• Dash D.K
• Upham
• Arora, Chandra
• Varma P.S
• Das , M.,Kochhar, S.K.
• S.P,Verma
• sashtri, h.g.