Categories

• Logic
• Chemistry,odiya
• Education,Zoology
• Economic
• English
• Biology
• Economics,Political Science
• Other
• Others,Education
• Botany

Authors

• Gupta, Amit
• ward
• Goel , r.g.,Nanda, ray and samal
• sri nivasan and others,Mathur, mathur p.s.
• mathur
• Biswal K.P
• Dhawan
• Pradhan, chaina
• Chatopadhya
• Ilosen