Categories

• Economics,History
• Others,Biology
• Others,History
• Others
• Mathematics
• Zoology,odiya
• enviromental studies
• Education,Zoology
• Physics
• Economic

Authors

• W.T,Andrws,Raymard
• goethe
• Mishra , b.b.
• Sashi Kumar , Guna Sekhar
• g.d.
• Mehla V.R
• leitch
• Boyer Rodney
• Parida A.N
• Nagpal