Categories

• IT
• economy
• Political Science,History
• Education,Zoology
• Others,Physics
• Zoology
• englisg
• Botany,Physics
• Education
• Logic

Authors

• Banarjee
• sunaram
• Mohapatra , J.N,N,Sahu
• Raju, r.s.
• Mishra ,Kar
• Das , M.,Kochhar, S.K.
• corden and klein
• Hans N.
• Wadhwa, Shalint
• Das M.R