Categories

• Environmental Studies
• Physics
• Other
• Zoology
• Botany
• Biology
• Zoology,odiya
• Political Science,Zoology
• Economics,Political Science
• Economics,History

Authors

• Makhepadhyay M.M.
• Tilak, Raghukul,Lall, Ramji
• J.D,Gwantrey
• Doyle
• s and others
• S.K,Barman
• Tripathy, r.s.,Sahu, mishra and sahu
• Bhahwan , Bhusan,Johari, J.C
• sashtri
• Raman