Categories

• Others,English
• enviromental studies
• Chemistry
• Physics,History
• geography
• zoolozy
• Political Science,odiya
• Zoology,odiya
• Economics,History
• psycholigy

Authors

• ak pandit
• Dumans , Knod
• R.P
• Das,Puri ,Chopra
• Nayak, g.c.,Nanda, s.s. and others
• wheeler
• M.S,Yadav
• Aelen
• Mohanty D.
• Salarahmaryam , Prilled