Categories

• Hindi
• Chemistry
• Others,Botany
• Other
• psycholigy
• English
• Mathematics
• Physics,History
• Eng
• Zoology,odiya

Authors

• Thompson
• Baird
• Zemansky
• Das, A.K.
• Chaturvedi & Surwade
• Mahanty G.N.
• K.K.,pani
• Mallick
• Dhala G.K
• Sinnot