Geography, D. o. (2019). Ecology of Natural Resources. Obafemi Awolowo University.
Čikaški stil citiranja (17. izdanje)Geography, Department of. Ecology of Natural Resources. Obafemi Awolowo University, 2019.
MLA način citiranja (9. izdanje)Geography, Department of. Ecology of Natural Resources. Obafemi Awolowo University, 2019.
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