Categories

• Computer Science
• Environmental Studies
• evs
• Economic
• economy
• zoolozy
• Others,Chemistry
• Philosophy
• English
• Biology

Authors

• M.,boulton,Kettle, A.
• Sharma, Prasad,Hasnaim
• Ansian
• Aruna
• Chatterjee
• Tripathi M
• Chandra .P.
• N.C,Patnaik
• cannol
• Rout, b.d.,Meher, R.N.