Categories

• Biology
• Others,Chemistry
• Physics,History
• enviromental studies
• Education
• IT
• geography
• Odia
• Economics,History
• English

Authors

• Mallick
• d.d.,kosambi
• Gupta ,Malik &Pundir .
• Safaya , R.N.,malik and arora
• S.N,ratan jankar,S.N,ratan jankar
• Jena K.C
• dass
• ahmed and sharma
• Vaish , Singh
• Das ,B.N