Categories

• Others,Physics
• Others
• Botany
• Computer Science
• Economics,History
• psycholigy
• englisg
• Environmental Studies
• Physics,History
• pyschology

Authors

• harold
• Mishra , R.N.,Samal, s.s.
• sunaram, b.v.
• Dunzie, N
• Singh, Tripathi
• Yadav , Neclam
• watt lan
• Arunachalam P.
• Majumdar, r.c.,Majumdar, r.c.
• Johari, r.c.,datt and sundaram