Categories

• Other
• Biology
• IT
• Economics,History
• Environmental Studies
• Others,Chemistry
• Others,Education
• Others,Botany
• Others,Political Science
• Political Science

Authors

• Connor, J.D.O,Tilak, Raghukul
• Das,Das , Jena
• Das,Puri ,Chopra
• Nicklin , Others
• Das , K.M.,Bramha, g.k.
• H.R,Gandhi
• Mohapatra S
• tikayati
• Singh S.R
• das and sen,Hill , a.f.