Categories

• Logic
• Political Science
• Eng
• English
• Physics
• Economic
• geography
• zoolozy
• Others
• Others,Physics

Authors

• V.N,Sanangi
• h.,mahatab,h.,mahatab
• Ganretl, H.E
• Mahapatra , N.Sahu
• ashirvatham eddy
• Rao, l.r.,Rao, l.r.
• Stoken, Bram
• S.S
• M.
• b.c.,k jena,b.c.,k jena