Categories

• Chemistry
• Economic
• evs
• Zoology
• Others,Physics
• Political Science,Education
• Computer Science
• Others,Education
• Others
• enviromental studies

Authors

• Das, A.K. & Others
• Das , S.C.,h.,bahinipati
• Sharma R
• Das , Yotlha
• Prem,Nath,Kochhar S.K
• P.,Maiti
• s. and lewis
• Wilkinsm
• Verma H.C,Ghish, N.N
• sharma and kalia,Mishra , g.c.