Categories

• Logic
• psycholigy
• englisg
• Biology,odiya
• Philosophy
• IT
• pyschology
• Chemistry,odiya
• History,odiya
• Others,Chemistry

Authors

• M.,gray,M.,gray
• sivaram
• Vashichta
• r.r. and ghosh
• Roy , P.,H.K.,mahatab
• Arora,Prem
• Vashichta, B.R,Vashichta, B.R
• G.Tuler
• Dwivedi R.
• Burton R.G