Categories

• Mathematics
• Others,History
• geography
• Others,Education
• Zoology
• englisg
• Physics,History
• Biology
• Others,Physics
• Education,odiya

Authors

• Biswas , d.k.,Biswas , d.k.
• P.,nanda kumar,P.,nanda kumar
• w
• Mishra G.D
• astekar
• Langsam, W.C,Maili, P
• O.,sarad,P.,Ray
• R.K.,mukerjee
• Ghoshal
• Sahoo, Chaitanya,Varma, Vedanayagan