Categories

• History,odiya
• Political Science,History
• Others,Education
• Others,Chemistry
• Others,English
• Economics,History
• Physics
• Economics,Political Science
• Botany
• Physics,History

Authors

• glasstone
• Patra, Ramesh
• Mishra , n.p.,Mishra , n.p.
• Varshney
• Das , M.N,Singh Meena
• Haer Jee,Bomlewall
• K.S,Reddy
• S.C.,rastogi ,Ahsan , s.p., j. & sinha
• Kar, S.C.,Sahu, N.
• Ram. S