Categories

• Economics,History
• enviromental studies
• geography
• IT
• Hindi
• Botany,Zoology
• English
• Eng
• Political Science,History
• Zoology,odiya

Authors

• Johan
• B.C,Jena,Ray, R.N
• Kiran
• pany and pany
• Sen, K.K,B.C,Parida
• Thorbacke
• Das , S.S
• M.S.,manuel, m. samuel,M.S.,manuel, m. samuel
• alexopould
• Lewys, Jhonson