Categories

• Physics
• Political Science,Education
• Other
• Political Science,History
• Zoology
• English
• Biology
• Botany
• Physics,odiya
• Botany,Zoology

Authors

• Walter,Allen
• anantha krishnan,Nanda, S.K.
• Malomben, Roger
• S.S,Sannu,Sahu, Mishra ,Saha
• Ratha B.N
• k.n.
• bhattacharya and mahanta,A.K,Nanda
• mithaki
• Rajaraman ,V
• Teim R