Categories

• History
• Economics
• Economic
• Eng
• Economics,History
• Physics,History
• Zoology,odiya
• enviromental studies
• Botany
• Zoology

Authors

• Mishra C.M,Gupta, R.C
• Kneylzin ,Erwin
• Nayak, M.K,Patra,Das
• Panigrahhi
• Panda Harihar
• S,Routray
• Thendone
• Pradhan J.M
• Singh U.K
• Nanda, m.m.,Nanda, m.m.