Categories

• Computer Science
• IT
• Mathematics
• psycholigy
• pyschology
• Eng
• Others,History
• geography
• Education,Zoology
• englisg

Authors

• Kneyeeing
• Upham, A.H
• Johari, r.c.,datt and sundaram
• Kumar,Mahendra
• Govt Of India
• Brylon
• n.r.,desh pande
• ganner, j.w.
• Millon
• Ahsan , s.p., j. & sinha