Categories

• Others,Education
• Botany
• geography
• Others,Biology
• IT
• Economics,Political Science
• Education
• Other
• Environmental Studies
• odiya

Authors

• K.S.
• M.L,Jhingan
• Meconnell
• Mishra , s.s. ,Mishra , s.s.
• Sundar
• e.,barker
• Benette
• phythain, b.a.,phythain, b.a.
• Pradhan & Bhoi
• Jha , Siddequee