Categories

• Physics
• psycholigy
• Botany,Physics
• Political Science,History
• Eng
• Economics,History
• englisg
• Others,Biology
• Mathematics
• Others,Botany

Authors

• Bhatia .K.K
• Mukharjee, B.
• Mohapatra
• Tripathy S.N,Das S
• datt and mahajan
• Padli , Panigrahi
• Das , debasis
• Prasd, G.
• Sen, S.,Mohanty , D.
• j.w.,marriott,j.w.,marriott