Categories

• Economics,History
• Environmental Studies
• Chemistry
• Economic
• Other
• Physics
• Political Science,Zoology
• Political Science
• Botany,Zoology
• Logic

Authors

• A.K,De
• sutar, a.k.,lekhi and inder kumar
• h.,ibeen,h.,ibeen
• Achatya
• Whittaker Mount
• Trivedi Abha
• Mehta
• Johari, J.C,Raghaban , Jayasan
• Sharma & Ranganathan
• J.,mitchell