Categories

• Others,Chemistry
• Others,Biology
• Economics,History
• psycholigy
• IT
• Political Science,Education
• Other
• Others,English
• Others,Political Science
• Physics

Authors

• M.,Devi,Mohapatra , S.
• a.s.,ramsay,Mohapatra , j.k.
• Patnaik, P.
• Tripalli
• surveyar
• Joshi D.C.
• Sarma , g.p.,Sen, k., S., Chopra, p.s. and kothari
• Mishra , Sachida N
• Battomme , Tom
• Kar, b.b.,Rath, B.