Categories

• Others,Botany
• Others,Chemistry
• IT
• Others,Education
• Chemistry
• Economics
• Political Science,Zoology
• Others,Political Science
• Physics
• evs

Authors

• lawerence and leff,P.S,Verma
• Gupta, r.d. ,Parida, b.c.
• Joseph,Bristow
• cotton & wilkingson
• readers. Digest
• Storien , Hague
• Kright
• Taniqui M.
• V,Nanala
• kripalini