Categories

• Environmental Studies
• Economics
• Education
• IT
• geography
• Political Science,History
• Botany,Zoology
• enviromental studies
• Education,odiya
• Others,Biology

Authors

• Philips
• conn and stumf,ganguli and kumar
• Patl K
• Mishra , Pari
• Abram G.S
• Datt
• meier, g.m. , baldwain, r.e.
• Subhendra Nandan,Das G.H
• Dhaliwal , Kukal
• jones, w.h.m.,jones, w.h.m.