Categories

• Logic
• Others,Biology
• Environmental Studies
• Ethics and Values
• enviromental studies
• Others,English
• Economics
• Political Science,Education
• Chemistry,odiya
• evs

Authors

• Lal , Agarwal & Kathuria
• Sahu, S.K.,Dash, k.c and others
• Chipra , Ram Kumar
• Chaulee , Chanlee
• M.,epslin
• Bhatroge
• Satpathy, R.K.
• Mohapatra S.R
• j.w.,garner,j.w.,garner
• Einstein A.