Categories

• Economics,History
• geography
• Economic
• Others,English
• Others,Chemistry
• English
• History,odiya
• odiya
• Eng
• Environmental Studies

Authors

• Singh.K
• Gravellel , Rees
• Orlan
• Das , k.b.
• Cox .Simon
• Mishra , debakanta
• Sanala
• Singer Peter
• Devi P.K
• mackerzie, w.j.m.