Ina nin Bikol Foundation. (2005). Poems for leaders. Ina nin Bikol Foundation.
芝加哥风格引文Ina nin Bikol Foundation. Poems for Leaders. Naga City: Ina nin Bikol Foundation, 2005.
MLA引文Ina nin Bikol Foundation. Poems for Leaders. Ina nin Bikol Foundation, 2005.
警告：这些引文格式不一定是100％准确.