Gallego Valero, L. (2021). Teaching manual Spanish personal income TAX: Practical application. Universidad de Jaén.
Čikaški stil citiranja (17. izdanje)Gallego Valero, Leticia. Teaching Manual Spanish Personal Income TAX: Practical Application. Jaén: Universidad de Jaén, 2021.
MLA način citiranja (9. izdanje)Gallego Valero, Leticia. Teaching Manual Spanish Personal Income TAX: Practical Application. Universidad de Jaén, 2021.
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