Categories

• Economic
• zoolozy
• History
• Botany,Zoology
• Education,odiya
• geography
• Economics,Political Science
• enviromental studies
• Political Science
• pyschology

Authors

• Chadha
• D.K,Das ,K.C,Pattanaik
• Goswami
• Stephens
• singh and kasyap
• Hsu Hwee
• Pattanaik, D.P,M,Das
• ryder
• U.,bhaja,U.,bhaja
• Nayak A,Subhendra Nandan