Categories

• Chemistry
• evs
• Economics
• Others,Education
• Logic
• Botany
• Others
• Others,Chemistry
• Political Science,Zoology
• Other

Authors

• Mishra P.K,Das,Chopra Pari
• Kumar, Jyoti
• L.N
• Sukla
• Ratha , Prabadh
• bantle and shenbent
• Crisp , Slote
• A,Mohanty ,Panigrahi , S.C
• Hoffman
• Mohanty , D.,M.,Devi