Categories

• Economics
• Others,Chemistry
• Botany,Zoology
• Others,Biology
• englisg
• History
• Others,History
• Others,Political Science
• Botany,Physics
• Biology

Authors

• T
• r.m.
• Richards . I.A
• Mohanty , B.,Mohapatra , S.
• Bose
• mahanta and bhattacharya,Chopra, P.N
• Ghosh, Maiti
• K.V,Rajendra
• taya
• Mohapatra P.N.