Categories

• Others
• Physics,History
• Biology,odiya
• Other
• Education,odiya
• Ethics and Values
• Economics
• Zoology
• Education
• Political Science,History

Authors

• S,Glasstine,P,Mukharjee
• marriolt, j.a.r.,marriolt, j.a.r.
• G,Ackley
• Das ,B.K.
• Srivastava, K.M.,Srivastava, K.M.
• Swain , b.b.
• sethi S.
• Kashyap S
• T,Hossain,N,Sewis
• B.C,Parida,B.C,Parida