Categories

• Biology
• Others,Political Science
• evs
• Logic
• pyschology
• Economic
• Others,Biology
• Physics,History
• Zoology
• Political Science,Zoology

Authors

• Pattnaik, n.r., j. and pattnaik,Mohanty , S.
• Handy
• langsam and mitchell
• akumar
• Thomas D
• bhatnagar and bhatnagar,K.S.,sidhu
• Egan
• supkar
• Collodi
• Chatopadhya, S.C,Bandopadhya , T.S