Categories

• englisg
• English
• enviromental studies
• Botany,Physics
• Mathematics
• pyschology
• Others,Biology
• Environmental Studies
• Economics
• Botany

Authors

• prasad and singh
• Lefebure
• Other,Krishna
• Ramawat, K.G
• Samal, Mishra , Mohanty,Rao, A.
• Mahapatra , G.
• Raghovan,T
• Nayak, Archana
• Barik , das and sharma
• nanda and khatoi