Categories

• englisg
• Chemistry
• Political Science
• Economics
• Biology
• Mathematics
• Zoology,odiya
• Computer Science
• Economics,History
• Political Science,History

Authors

• Arrold
• Calvoconessi , Peter
• H.L,Ahuja ,Singh,Singh
• Stevenson
• Das ,Ratha B.D,A.K
• Vas, Gratain
• bansal and harrison
• Karnatak A.
• Chattspadhyaya
• Das , h.c.,Mohanty , G.