Categories

• Biology
• enviromental studies
• Environmental Studies
• Others,Political Science
• Ethics and Values
• Physics
• Chemistry
• Eng
• Economic
• Politicalscience

Authors

• Lack
• routray and mohanty
• sahu and kar,Nanda, s.s. and others
• m.m and others
• Katpal, Tyagi , Bhatragar
• Mongan
• Sen,A.K.
• Dash S.P
• U.,bhanja,Acharya , b.c.
• A,Chatervedi