Categories

• Environmental Studies
• Others,Physics
• Others,Education
• English
• Zoology,odiya
• Physics,odiya
• Economics
• englisg
• odiya
• Others,Biology

Authors

• Doyal B.K
• Khatoi
• Arora,Mallik ,Balayauuswain E
• Bisht
• Srivastava, Jhosi
• Y.K
• Karmee, N.K
• Nagan A.L
• Perkins
• Kakani