Caliguiran, V. B. (2013). Abaca farming: A better option than mining. Agriculture.
芝加哥风格引文Caliguiran, Vladimir B. "Abaca Farming: A Better Option than Mining." Agriculture 2013.
MLA引文Caliguiran, Vladimir B. "Abaca Farming: A Better Option than Mining." Agriculture, 2013.
警告：这些引文格式不一定是100％准确.