Categories

• Chemistry
• Zoology,odiya
• Philosophy
• Others,Chemistry
• Political Science,Education
• Chemistry,odiya
• Logic
• Economic
• Botany,Physics
• Biology,odiya

Authors

• ministry of I & b india
• J.C
• william n. and alfitrey
• Johan. R.C
• Mishra P.K.
• Behera, B.K.,Mishra , R.N
• Sharma, Ghosh,Chapra
• V.K,Khana
• Das
• t.s.,bandopadhyaya