Categories

• economy
• Chemistry
• Economics,Political Science
• Education,Zoology
• Others,Chemistry
• Botany,Physics
• Political Science,odiya
• Economics
• geography
• pyschology

Authors

• prashad,P.,Maiti
• Singh, S.B.,Singh, S.B.
• Verghese
• awasthy
• Ramji Lall,K.N,Khan delwal
• Panda, K.C,Hilgard , Atkinsan
• harrison j.b.
• Mohapatra , S.
• m.h.
• g. and sahoo