Categories

• enviromental studies
• Other
• Others,Physics
• Zoology
• Botany,Zoology
• Economic
• Physics
• Others,odiya
• Hindi
• Others,Chemistry

Authors

• Others,Mido
• Rao, M.R.
• Das , H.K.,Mohanty , b.d.
• Biswas , Biswas
• Parida, l.k.
• Mehrott M.
• Singh,Chopra, Dudija
• loy
• Mishra Deepak
• COLLINS, W.