Categories

• Others,English
• Environmental Studies
• History,odiya
• Education,Zoology
• Chemistry
• Sanskrit
• Biology
• economy
• Eng
• Others,Chemistry

Authors

• gune, pd,gune, pd
• S.,Hota
• Das M
• Mishra , p.p.,richtmyer f.k. and others
• Zemonsky
• Ranjan
• Perkins
• stacey
• Bhatia
• M.R