Categories

• Environmental Studies
• Others,English
• Education,odiya
• Politicalscience
• Political Science,Zoology
• Economics,History
• Botany
• Others,Political Science
• economy
• Eng

Authors

• KR Malkani
• Malik , Tuli, Madan
• Jain , J.L.
• malley
• Allen, w.s.,Allen, w.s.
• Singh, Agrawal
• Mohanty , S.B,Parida,B.C
• Patri M
• Agrawal, A.N,Seth, M.L
• Kal