Categories

• geography
• Others,Botany
• Chemistry
• Politicalscience
• Economics,History
• Others,Chemistry
• zoolozy
• Biology,odiya
• Sanskrit
• Political Science,History

Authors

• Baron R.A.
• R.,williams
• Nagpal
• W.C
• r.t.
• Malik , Srivastave
• Hagese
• sukhia
• Lipsey , Chrystal
• A,Rasid