Categories

• Others,Physics
• Economics,History
• Politicalscience
• economy
• English
• Others,Biology
• Physics,odiya
• Zoology
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Authors

• Kotpal, R.L,Sandhu and Others
• Sahu.J
• A.L
• Bharal
• n.k. ,pardin,n.k. ,pardin
• roget, p.m.,roget, p.m.
• b.r.,vashishtha
• Verma,Vikas
• Scanes
• Pattnaik. KC,Wrenn C.L