Categories

• enviromental studies
• Botany
• Other
• Others,Physics
• Hindi
• English
• Economics
• Political Science,Education
• Economics,Political Science
• Physics,odiya

Authors

• P.,poplawski ,mohapatra and others
• kakari
• S.K,Gupta
• N.C,Pattanaik,R.D,Vidanath
• A., Joseph,schumpeter
• barnes and ful fornd,P,K,Dhar
• sreebastaba and sharma
• Rathod
• M.C,Jhimagan,P,Todaro, Michal
• W.,baker,W.,baker