Toscano, O. M. (2014). The 1935 tax reform and the strengthening of direct taxation in Colombia. Universidad Pedagógica y Tecnológica de Colombia.
芝加哥风格引文Toscano, Oliver Mora. The 1935 Tax Reform and the Strengthening of Direct Taxation in Colombia. Universidad Pedagógica y Tecnológica de Colombia, 2014.
MLA引文Toscano, Oliver Mora. The 1935 Tax Reform and the Strengthening of Direct Taxation in Colombia. Universidad Pedagógica y Tecnológica de Colombia, 2014.
警告：这些引文格式不一定是100％准确.
