Categories

• Logic
• Other
• englisg
• Others,English
• Zoology,odiya
• Others,Physics
• Others,History
• Economics,History
• Physics,History
• Education,odiya

Authors

• D.,salvatore,rout and lenka
• Bhagwan , v. , v. and bhushan,k.r.,bombval
• Sahu Bhagirathi
• verma and pahela,katyal and satake
• Rout, S.,gupta and gupta
• M.,Patri ,Mathur, D.S
• Dhar, b.l.,Tayal, d.c.
• ribicoff
• Biswas , d.k.
• h.,janrett,h.,janrett