Categories

• Others,English
• Economics,Political Science
• Physics
• Other
• Biology
• Computer Science
• Hindi
• Others,Chemistry
• Physics,History
• psycholigy

Authors

• Sahane, B.n., v.a. and joshi
• Mukharjee P.N.
• Mishra ,Sarma
• r.m.
• Iyengan, K.R.S,Enright, D.J
• Todawo & Smith
• John,David
• Sourbha A
• Ramacharanam.P
• R,murphy,Rees, r.j.