Categories

• Education
• economy
• Logic
• evs
• psycholigy
• zoolozy
• enviromental studies
• Education,odiya
• Physics
• IT

Authors

• Kumar, Krishan
• E.,Lucas Stepher
• Lack , Evans
• Mishra G.C.
• Antor
• Datta A.Y
• Arora, Singh
• Das,Sharma, Barik ,Sharma, K.N
• Zan
• D.C,Tayal