Categories

• economy
• Chemistry
• Others
• Education,Zoology
• pyschology
• Philosophy
• odiya
• englisg
• Economics,Political Science
• Physics,odiya

Authors

• renault
• M.C Graw Hill,,Gourdin
• Das , D.
• S.M,Mohin
• m.p and tandon
• S.,hafizuddin,S.,hafizuddin
• Spain Barry
• Sagan P
• Zemansky , Dittman
• Stevenson