Categories

• Political Science,Education
• Economics,History
• Education,Zoology
• odiya
• Botany,Physics
• Botany
• Ethics and Values
• Economics,Political Science
• Botany,Zoology
• geography

Authors

• Arthur
• M.H,AB rams,Richanda. F.A
• on
• Abrams, m.h.
• Padhi N,Nanda B.C
• Odum , E.P,Trivedi,Pandly
• Gudling, Willam,Khan, M.Q
• I.N
• B.C.,Roat
• W.R