Categories

• Other
• Eng
• economy
• Zoology
• enviromental studies
• Physics
• Education
• Physics,History
• Political Science,Education
• Others,Education

Authors

• graham
• KrishraSwani , Fritaman,Hamalian , Volpe
• Sherma
• R.,Dhala,R.,Dhala
• Satpathy, Samantaray
• sophocles
• Michael
• L,Kont,Mohanty , S.B
• Satpathy, P.,K.C,Panigrahi
• A.K,Nanda,Panigrahi , Sahu