Categories

• Economics,History
• enviromental studies
• Botany
• Others,Chemistry
• pyschology
• Philosophy
• Other
• Sanskrit
• Others,Biology
• psycholigy

Authors

• karpinsky
• B.B,Swain
• Ahuja ,H.C
• D.,defoe,Hardy , t.
• Zemansky , Dittman
• Mishra D
• Gupta S.B.
• a.c.
• Reddy
• Mehta , Modrani,Sen, K.K