Categories

• Politicalscience
• geography
• Others,Education
• Physics
• evs
• Computer Science
• Economics,Political Science
• Physics,History
• Ethics and Values
• Zoology

Authors

• A.P.,cowie,A.P.,cowie
• Mishra R.C.
• Sinha , J.N,De A.K
• Arora,Chaner
• Seth, S.
• h.,james
• Ghoye G.S,Das,Sharma Nanda
• Ghatate N.M.
• Sahu, k.c.
• J.,hampden,J.,hampden