Categories

• Economic
• Computer Science
• Botany
• Economics
• Environmental Studies
• Zoology
• Others,Biology
• Physics,odiya
• Economics,History
• English

Authors

• C.H,Leckitt
• Pechenie V.K
• NDR
• Das,Puri ,Chopra
• Pradhan P.,Mohapatra K.P
• Pattanaik B,Nayak, R.N
• Gupta, m.g.
• Maiti P, M.H,Dekock
• Mishra, S.K.
• Yabed