Categories

• economy
• evs
• Zoology
• Biology
• psycholigy
• Education,Zoology
• Hindi
• Political Science,Zoology
• Others
• Economics

Authors

• Soni
• pany and pany
• verma and agrawal,Dutta , a.c.
• harker
• P.D.S
• Sinta P.C
• Banessee S
• Jha , d.n.,Jha , d.n.
• Tripathy K.C
• davids