Categories

• Education,Zoology
• Environmental Studies
• Others,Chemistry
• Economic
• Economics
• Computer Science
• enviromental studies
• Chemistry,odiya
• englisg
• Others,Political Science

Authors

• Sen, K.K.,Gupta, r.d.
• Sharma, Sinha
• K.N,Khan delwal,Allon, Walter
• Balagerusany
• Frank , Bemanke
• Bisapia Subhash
• Chhite Lal
• Mehta , V.K.
• Others,Westhead
• M.,Thorpe