Categories

• Others,Chemistry
• Others,odiya
• Others,Biology
• Philosophy
• enviromental studies
• economy
• Others,English
• Politicalscience
• geography
• Chemistry,odiya

Authors

• Todaro Smith
• A.B
• Gupta R.C.
• Kaipal
• K.L,Khurana
• sundaram k.p.m.
• rundell
• bruce
• Sengupta R.
• mcachern and kaur