Categories

• geography
• englisg
• Chemistry
• economy
• psycholigy
• Environmental Studies
• Economics
• Zoology
• Chemistry,odiya
• Others,Chemistry

Authors

• finer, s.e.
• Narayan ,Shanti
• shahame
• M.,sing
• Mathors
• Mishra N.M.
• Pradhan, S.C.
• Mohapatra,Mohapatra
• Dulanarayan
• padhi and mishra