Categories

• Physics
• Political Science,Zoology
• Eng
• Zoology
• Biology
• History,odiya
• pyschology
• Others,Chemistry
• Logic
• Computer Science

Authors

• Singh, S.,Singh, S.
• Arora, Gnther,Prem,Arora
• Mishra R.M.
• Johari, r.c.,Ahuja , h.l.
• Mansingh H.L
• h.,ibeen,h.,ibeen
• Mudambadithya,Narayanswami, V.R
• Parker , Haswell,M.C,Babu
• M.,boulton
• Many