Categories

• psycholigy
• enviromental studies
• Other
• Education,Zoology
• Economics,Political Science
• Others,Botany
• Botany
• Economics,History
• economy
• geography

Authors

• Bhatnakar T.P
• P.,Kumar
• d.a.
• Mukhin
• Marthy P.G.K,Kalakanu, P.A
• Mishra ,Hiurlock E.B
• B.P,Lenka,S.S,Choshan
• Das , L.K
• craig
• f.m.,femandis,f.m.,femandis