Categories

• Mathematics
• Hindi
• Economics
• Others,odiya
• odiya
• Economics,History
• Others,Biology
• geography
• Chemistry
• Others,Political Science

Authors

• Karmee, N.K,Mishra , Chopdar
• Sharma, R.K.,Sharma, R.K.
• Siogh
• R.,williams
• Pujari Janandina
• coker, f.w.
• ray and nayak,Mohapatra , m.m and others
• R.K,Das
• Sahu, a.c.,Sahu, a.c.
• Gupta, r.d. ,Parida, b.c.