Categories

• Biology,odiya
• Others,Education
• Chemistry
• Biology
• psycholigy
• Physics,History
• Political Science,Education
• geography
• Hindi
• Others,Biology

Authors

• Siogh
• t.,ojha,Kar, S.C.
• A.K,Nanda,Kumar, Dr
• Chateau , Zachmann
• Pensins
• Chatwal,G.R.
• Buita
• Paul R.R
• Dash, D.
• Das , m.n.,R.K.,mukerjee