Categories

• Physics,History
• Others,odiya
• Others,Chemistry
• Others,Education
• Others,Botany
• psycholigy
• Others,Biology
• Biology
• enviromental studies
• Physics

Authors

• Zameenudduin
• Lekhi R Agrawal
• Macdonell, a.a.,k.m. mexmulla
• Johari, J.C,Pathi , Miyhre
• Tandon, p.d.,Tandon, p.d.
• V.A.,shahena
• Others,Acharya ,Panigrahi,Sharma
• Vikram
• Das,Chopra, Puri
• hi