Categories

• Economics,History
• History
• Other
• Others,Physics
• pyschology
• Botany,Physics
• Others,Biology
• Mathematics
• zoolozy
• History,odiya

Authors

• Davidson G.
• David
• Chand, S.
• Das K.K
• Sharma B.L
• m.h.,ouneshi,Singh, h.
• Mohapatra , D.
• A.,Kabi,Sen, S.
• Paul, bharadwaj and walia
• Lal, s.s. ,Behera, A., a. and kumar