Categories

• History,odiya
• Botany,Physics
• enviromental studies
• Biology,odiya
• Others,Education
• Others,Physics
• Zoology,odiya
• English
• Physics,odiya
• Political Science,History

Authors

• ryder, j.r.
• mohanty and behera,S.K,Nayak
• Pande
• Malik
• E,Ahapiro
• Chopra,malik and arora
• akn
• Balakrishnan
• Jacka
• Negi