Categories

• Economics,Political Science
• Politicalscience
• psycholigy
• englisg
• Other
• Environmental Studies
• Zoology
• Others,Biology
• Economic
• History

Authors

• anantha krishnan,gupta and sharma
• Venkateswanan
• Les
• Osho
• Dahara Panda
• Padhee
• Das , R.N
• Dhandi,L.R,Others,Das
• three authors
• Ratha R.K