Categories

• Biology
• Others,Education
• Botany,Physics
• Zoology
• Physics,odiya
• enviromental studies
• evs
• Logic
• English
• Philosophy

Authors

• Srivastava, c.b.l. singh y.n.
• Sahu, j.k.,Sahu, j.k.
• Tilak
• Patnaik, Ghosh, Kara
• sarala sahitya sansad,J.L,nehru
• mitra and mohanty
• Das Sisir ku.
• A,Nicoll
• salisboury , ross
• S.,rushdic