Categories

• Others,Biology
• Physics,History
• psycholigy
• Political Science,Zoology
• Hindi
• Others,Physics
• Philosophy
• Political Science,History
• Mathematics
• Zoology

Authors

• Hammack
• Mansen, M.H,P,Syal
• Bhattacharya S.S.
• Dangi V
• Langsam, W.C,Maili, P
• nayak and rath
• meheta
• Jain M.K
• Das ,Maiti P, G.N
• Mishra , T