Categories

• Political Science,Zoology
• pyschology
• History
• englisg
• Political Science
• Physics,History
• psycholigy
• Chemistry
• economy
• Others,Physics

Authors

• H.L,Ahuja
• Sactdara
• Paul, R.R
• Johan
• Gupta, R.L,Haer Jee
• Nasipan ,D
• k jena
• P.K.,seshadri
• Sood, V.
• Biswal