Categories

• Political Science,History
• Chemistry,odiya
• Political Science,odiya
• geography
• Others,Physics
• Physics
• Others,Biology
• odiya
• Chemistry
• Economics,History

Authors

• corder
• ray and jena
• beck, b.ef.
• S.B.,brown,S.B.,brown
• Beckor ,Ktensmaith , Hardin
• Khurana,K.L
• S.P,Eugenexawen
• Sahoo. R.N
• Chipra
• majupuria, t.c.