Categories

• Chemistry
• Others,Chemistry
• Education,Zoology
• Others,Education
• enviromental studies
• Others,English
• geography
• Others,odiya
• zoolozy
• economy

Authors

• B.n.,Joshi
• anantha krishnan
• Nayak, p.m.
• Hunter ,chand and tripathy
• Lipi,Hambram
• Drivastave , Srivastav
• chaturvedi and chaturvedi,Chopra, P.N
• Sijwali
• Sanala
• R.M