Categories

• Biology
• Ethics and Values
• Others,English
• Other
• Physics
• Chemistry
• economy
• Economics,History
• Others,Botany
• Others,Biology

Authors

• s.p.,sukhia,Barik ,Swain , Biswal
• williams, h.m.,williams, h.m.
• Freedman
• Sahu,Parida
• Halpern, Alvia
• rout and panda
• a.s.,astekar,Sharma, s.r.
• b.s.,gotlfried,balagurusami
• Johan. R.C
• Gupta B.D.