Encanto, G., & Nicer, D. (2012). Corruption in the environment. DZUP.
Čikaški stil citiranja (17. izdanje)Encanto, Georgina, i Daniel Nicer. Corruption in the Environment. Quezon City: DZUP, 2012.
MLA način citiranja (9. izdanje)Encanto, Georgina, i Daniel Nicer. Corruption in the Environment. DZUP, 2012.
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