Categories

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

Authors

• verma and vedaranjan
• jl.
• m.rn.
• Kochar
• N.C,Patnaik,N.C,Patnaik
• Raymard
• E,Hall , Donalol
• Ray, b.c.,Ray, b.c.
• Groven
• Prasad, i.,Prasad, i.