Micilio, C. (2009). Citizens’ responsibility of the environment. Universidad Autónoma de Tamaulipas.
Čikaški stil citiranja (17. izdanje)Micilio, Carlos. Citizens’ Responsibility of the Environment. Universidad Autónoma de Tamaulipas, 2009.
MLA način citiranja (8. izdanje)Micilio, Carlos. Citizens’ Responsibility of the Environment. Universidad Autónoma de Tamaulipas, 2009.
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