Categories

• Others,Chemistry
• enviromental studies
• Political Science,odiya
• evs
• Biology
• Physics,History
• Ethics and Values
• Others,Physics
• Others,Political Science
• economy

Authors

• Chattopadhaya S.C
• A,Rasid
• j.w.,garner
• jones
• Pattanaik,J.N
• Ray, p.c.
• Mishra Rana
• Hamson
• r.c.,raychoudhury,r.c.,raychoudhury
• Singh,Yogendra