Categories

• Chemistry,odiya
• enviromental studies
• Others
• Political Science,History
• evs
• Others,Physics
• Economics,Political Science
• Others,Education
• Political Science,Education
• Others,History

Authors

• Samal, g.k.,Chaturvedi, B.K.
• Devadhar
• Mundhara & Agrawal
• Mahapatra R.N
• ,Gourdin
• melkote and rao
• Mukherjee R.K
• Seymour
• dash and others
• Oak, P.N