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