Categories

• Hindi
• Botany,Physics
• Botany
• Economics
• enviromental studies
• Political Science,History
• Physics,History
• Sanskrit
• Computer Science
• Botany,Zoology

Authors

• a.f.
• Dash & Sahu
• Pal Naik U.p
• Schlosery
• Nanda, C.R,Das ,Roatray
• Pathk , N.R
• Sahu Karan M.
• Garett H.E
• M.H,AB rams
• Bansal , J.L,Sharma,Khanna