Rodriguez, T. A. (2014). Sta. Maria, Ilocos Sur's vegetable farmers. Agriculture.
芝加哥风格引文Rodriguez, Tony A. "Sta. Maria, Ilocos Sur's Vegetable Farmers." Agriculture 2014.
MLA引文Rodriguez, Tony A. "Sta. Maria, Ilocos Sur's Vegetable Farmers." Agriculture, 2014.
警告：这些引文格式不一定是100％准确.