Categories

• Economic
• Chemistry,odiya
• Environmental Studies
• Zoology
• evs
• Others,English
• Others,odiya
• Eng
• Chemistry
• Economics,History

Authors

• Odum , E.P
• Satchidananda.K
• jepson, r.w.,jepson, r.w.
• b.c. and bal
• Das , c.,Behera, k.c.
• priyadarshi
• Toolan
• Nanda, S.K.
• Kapur A.C
• P.K.,seshadri,P.K.,seshadri