LEARNER'S PRESS PVT. LTD. (2000). THE JUNIOR LIBRARY OF ECOLOGY: CONSERVATION OF THE SEA. LEARNER'S PRESS PVT. LTD.
Čikaški stil citiranja (17. izdanje)LEARNER'S PRESS PVT. LTD. THE JUNIOR LIBRARY OF ECOLOGY: CONSERVATION OF THE SEA. NEW DELHI: LEARNER'S PRESS PVT. LTD, 2000.
MLA način citiranja (9. izdanje)LEARNER'S PRESS PVT. LTD. THE JUNIOR LIBRARY OF ECOLOGY: CONSERVATION OF THE SEA. LEARNER'S PRESS PVT. LTD, 2000.
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