Categories

• Botany,Zoology
• Mathematics
• Physics
• Education,Zoology
• Education
• Others,Political Science
• IT
• Economics,Political Science
• enviromental studies
• Zoology

Authors

• M.C Graw Hill,,Gourdin
• Navahar
• Rao K.V.G
• Sinha,Vashista
• Shanpe
• J.,galsworth,J.,galsworth
• Padli , Panigrahi
• Das, B.K
• mahapatra and g.n.,Das , m.n.
• t.