Categories

• Others,Biology
• Economic
• Education
• Zoology,odiya
• Physics,History
• Others,Political Science
• evs
• psycholigy
• History
• Economics,Political Science

Authors

• w
• Soni
• r.j.
• m.l.
• Chand G.C
• Mohanty , R.
• Lenka,Lenka
• walia
• Singhal B.P.
• Odum , E.P,U,Banenjee