Categories

• Environmental Studies
• Others,Physics
• Chemistry,odiya
• History
• Botany,Physics
• pyschology
• Others,English
• Physics,History
• Physics,odiya
• Others,Political Science

Authors

• Mohapatra , b.p.,Rout, S.
• Sharmugam
• Mahanty G.N.
• v.r.,gownikar
• Singh,Bisht
• Dath , Patra
• grover and grover
• M,Hiniyana,A.C,Eweey
• Ghosh & Mukhopadhyaya
• Gregory ,Hamilton