Categories

• Others,Biology
• Physics,History
• Economics
• Education,Zoology
• Others,odiya
• Education,odiya
• Botany,Zoology
• economy
• Others,Botany
• Mathematics

Authors

• Long, w.j.,D.,lindley
• Batra,Shakti
• Walter,Allen
• Srivastava
• Grove , Newell
• Lubbock, Pency,Andnews, W.T
• Tiwari, s.p.,Tiwari, s.p.
• Dhuja, H.L,Paymol, W.J
• V.N,Khanna
• Solomons,T.W.G