Categories

• Chemistry,odiya
• Botany,Physics
• Ethics and Values
• Environmental Studies
• englisg
• Physics,odiya
• enviromental studies
• evs
• Zoology
• pyschology

Authors

• Panigrahi , Sahu,Panigrahi , Sahu
• chattopadhya and rakshit
• Ghosh
• B.D,Mahanty
• K.K.,bharadwaj,saraswati, c.n
• B.,Jha
• Panigrahi , k.r.,Mishra , B.
• Bhagwan , Bhusan
• B.C,Gang
• Lall, R.,iyenger, k.r.s.