Ina nin Bikol Foundation. (2005). Poems for leaders. Ina nin Bikol Foundation.
Čikaški stil citiranja (17. izdanje)Ina nin Bikol Foundation. Poems for Leaders. Naga City: Ina nin Bikol Foundation, 2005.
MLA način citiranja (9. izdanje)Ina nin Bikol Foundation. Poems for Leaders. Ina nin Bikol Foundation, 2005.
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